by Dover Staff
by Benny Lewis
by Brad Warner
by Bruce Donaldson, B. C. Donaldson
by Ronelle Alexander, Ellen Elias-Bursac
by Joan Kelly Hall, John Hellermann, Simona Pekarek Doehler
by George L. Campbell, Gareth King
by Richard W. Light
by Boris Gasparov
by Collins Dictionaries
by Tej K. Bhatia
by Colin Drury
by David Appleyard
by Reinhard Clifford Kuhn
by Dorothy Richmond
by Lyle Campbell, Anna Belew, Endangered Languages Project (Website) Staff
by Alice C. Omaggio-Hadley, Elizabeth Rieken
by Douglas Deur
by Philip Holmes, Ian Hinchliffe
by Yukiko Abe Hatasa
by Panagiotis Dimitrakis
by Lionel Wee
by Josephine Cox
by Val�rie K. Orlando, Sandra Cypess, C�cile Accilien, Aude Dieud�, Anne M. Fran�ois
by Hadeel Al-Alosi
by Greta Gorsuch, Dale Griffee
by Megan Shepherd, Levi Pinfold