by Xiao Long Liang, Wei Dong Chen
Our Price: $7.35
by Paul Griffin, Liz Griffin
More Buying Choices $3.26 used (1 offer)$12.34 new (1 offer)
by Jeffrey Allan Hardy, Cloves Carneiro, Hampton Catlin, David Rupp, Jeffrey Allan Hardy
More Buying Choices $5.70 used (1 offer)$9.11 new (2 offers)
by Christian Heilmann, Chris Mills
More Buying Choices $8.21 used (1 offer)$15.05 new (2 offers)
by Scott Granneman
More Buying Choices $5.60 used (1 offer)
by Brian Urquhart
Our Price: $23.10
More Buying Choices $2.79 used (1 offer)$22.38 new (1 offer)
by John R. Levine, Margaret Levine Young, Ray Everett-Church
More Buying Choices $7.54 used (1 offer)
by Michael A. Banks
Our Price: $18.94
More Buying Choices $7.74 used (1 offer)$18.58 new (2 offers)
by Michelle Griep
Our Price: $14.58
More Buying Choices $5.69 used (1 offer)$13.09 new (1 offer)
by Wayne Graham
More Buying Choices $7.88 used (1 offer)$22.40 new (1 offer)
by Margaret Wertheim
Our Price: $21.28
More Buying Choices $2.54 used (1 offer)$34.51 new (1 offer)
by Janis Fisher Chan
Our Price: $14.61
More Buying Choices $4.64 used (1 offer)$17.83 new (1 offer)
by Chris Sims, Hillary Louise Johnson
Our Price: $29.59
More Buying Choices $4.22 used (1 offer)$21.64 new (1 offer)
by Curtis R. Cook
Our Price: $16.50
More Buying Choices $4.60 used (1 offer)$15.16 new (1 offer)
by Plato, Benjamin Jowett
More Buying Choices $26.03 used (1 offer)$20.06 new (1 offer)
by Bushra Rehman
More Buying Choices $5.43 used (1 offer)$66.68 new (1 offer)
by David L. Brown, Kassandra Bentley
Our Price: $18.32
More Buying Choices $5.70 used (1 offer)$17.20 new (1 offer)
by Joann Hampar
More Buying Choices $7.79 used (1 offer)$67.97 new (1 offer)
by Bob Baker
Our Price: $14.35
More Buying Choices $5.70 used (1 offer)$16.32 new (1 offer)
by Wallace Wang
Our Price: $25.73
More Buying Choices $28.74 used (1 offer)$31.19 new (1 offer)
by Edward Epstein
Our Price: $25.39
More Buying Choices $7.99 used (1 offer)$23.97 new (1 offer)
by Michael W. Geoghegan, Dan Klass
More Buying Choices $4.64 used (1 offer)$27.58 new (2 offers)
by Andrew Sun, Mike Loukides
Our Price: $25.55
More Buying Choices $5.18 used (1 offer)$33.55 new (1 offer)
by Keyton Weissinger, Ron Petrusha
Our Price: $13.94
More Buying Choices $4.65 used (1 offer)$31.21 new (1 offer)
by Jeremy Rifkin
Our Price: $20.28
More Buying Choices $3.23 used (1 offer)$20.10 new (1 offer)
by Christian Lander
Our Price: $13.42
More Buying Choices $2.90 used (1 offer)
by John F. MacArthur
Our Price: $11.49
More Buying Choices $4.32 used (1 offer)$10.89 new (1 offer)
by Michael Chorost
Our Price: $14.11
More Buying Choices $3.32 used (1 offer)$62.47 new (1 offer)
by Don Jones, Martin C. Brown
by Julia Rattray Waddington