Agno, Lydia N. Principles of teaching 1 : a modular approach / Lydia N. Agno. - Quezon City : C & E publishing, 2009. - xi, 254 p. : black and white illustrations ; 25 cm. Includes glossary, bibliographical references and index. ISBN: 978 971 584 851 0 Subjects--Topical Terms: Teaching--Philippines. Dewey Class. No.: FIL 371.102 Ag66p 2009