By Oteiza Fernandez, José..
Mexico Editorial Trillas 1989 .
225 p.

By Rojas Soriano, Raúl.
México Trillas, 1989. .
141 p. , Includes index 24 cm..
9682413710

By Cervantes, Eduardo..
Mexico, D. F. Trillas 1989 .
192 p. , Includes index. 25 cm..
9682436230

México, D.F. Editorial Trillas 1989 .
286 p. 9682429242

By Ortega Alcocer, Gabriel.
Mexico Trillas 1989 .
140 p. 968242822X

By Rossi, Peter Henry.
Mexico Trillas 1989 .
488 p. , Translation of: Evaluation : a systematic approach. 9682428904

By Chavarria Olarte, Marcela..
Mexico: Editorial Trillas, 1989 .
124 p. : 23 cm..
9682428467

By Piaton, Georges..
Mexico Trillas 1989 .
112 p. , Translation of : Pestalozzi. 9682428394

By Yaglis, Dimitrios.
Mexico Trillas 1989 .
120 p. 9682428416

By Jouvenet, Louis-Pierre..
Mexico Trillas 1989 .
104 p. , Translation of: Rousseau. Pedagogie et politique. 9682428408

By Besse, Jean-Marie..
Mexico Trillas 1989 .
128 p. , Translation of: Decroly. 9682428386

By Labariega Villanueva, Pedro G..
México Editorial Trillas 1989 .
181 p. , Previously classified under JX 1662 .L33 1989 23 cm..
9682430674

By Durón Garcia, Carlos..
Mexico Trillas 1989 .
87 p. , Includes index. 24 cm..
9682430224

By Forgus, Ronald H..
México Editorial Trillas 1989 .
518 p. 23 cm..
9682430283 (pbk.)

By Chavarria Olarte, Marcela..
Mexico Editorial Trillas 1989 .
124 p. 9682428467

By Begon, Michael..
México Editorial Trillas 1989 .
134 p. , Translation of : Investigating animal abundance : capture-recapture for biologists. | Includes index. 9682428300