by H. M. Schey
by M. I. Zelikin, S. A. Vakhrameev
by Robert Hass
by Peter B. Gilkey
by Charlotte Bront�
by Ferdinand Pierre Beer
by ADAMS
by Ferdinand Beer, E. Russell Johnston, Elliot Eisenberg, David Mazurek
by Albert M. Craig, William A. Graham, Donald Kagan, Steven M. Ozment, Frank M. Turner
by Michael Engel, Marco Sgarbi
by BEER, William E. Clausen