Calderon, Jose F. Principles & practices of teaching / Jose F. Calderon. - Quezon City : Great Books Traiding, c1998. - vi, 350 p. : black and white illustrations ; 22 cm. Includes index. ISBN: 9718581294 Subjects--Topical Terms: Effective teaching.Teaching. Dewey Class. No.: CIR 371.3 C13p 1998