By Ritchie, David,.
Boston : Little, Brown, 1984 .
viii, 212 p. ; , Includes index. 22 cm..
0316747300 : | 9780316747301

Place hold on The binary brain :

By Ritchie, David,.
New York : Crown, 1988 .
185 p. ; , Includes index. 24 cm..
0517566990 | 9780517566992

Place hold on Superquake! :

By Ritchie, Andrew,.
San Francisco : | New York, NY : Bicycle Books ; | Distributed by Kampmann, 1988 .
304 p., [32] p. of plates : , Includes index. 24 cm..
0933201141 | 9780933201149

Place hold on Major Taylor :

By Ritchie, David,.
New York : Facts on File, 1996 .
xi, 292 p. : 29 cm..
0816031630 (alk. paper) | 9780816031634 (alk. paper)

Place hold on Shipwrecks :

By Key, Mary Ritchie..
Metuchen, N.J. : Scarecrow Press, 1975 .
200 p. ; 23 cm..
0810807483 | 9780810807488

Place hold on Male/female language :

By Ritchie, David,.
New York : Facts on File, 1994 .
232 p. : , Spine title: The encyclopedia of earthquakes & volcanoes. 29 cm..
0816026599 (hardbound : acid-free paper) : | 9780816026593 (hardbound : acid-free paper)

Place hold on The encyclopedia of earthquakes and volcanoes /

By Ritchie, George G.,.
Carmel, N.Y. : Guideposts, 1978 .
125 p. ; 22 cm..
0912376236 | 9780912376233

Place hold on Return from tomorrow /

By Lowry, Ritchie P.,.
New York : W.W. Norton, 1991 .
220 p. ; 22 cm..
0393029662 : | 9780393029666

Place hold on Good money :

By Ritchie.

Place hold on The binary brain. Artificial intelligence in the a

By Ritchie, David..
Boston Little, Brown and Company 1984 .
212 0-316-74730-0

Place hold on The Binary Brain: Artificial Intelligence in the Age of Electronics