Cardenas, Elpidio J. Technical drafting 1 / Elpidio J. Cardenas and Felizardo Y. Francisco. - Mandaluyong CIty : National Bookstore, Inc., c1992. - v, 125p. : ill. ; 24 cm. Includes bibliographical references. ISBN: 971-08-5110-1 Subjects--Topical Terms: Drafting--Technical Dewey Class. No.: GC 604.2 C266 1992 / 10931