Paricio, Jorge. Perspective sketching : freehand and digital drawing techniques for artist & designers / Jorge Paricio. - Singapore : Page One, 2014. - 224 p. : col. ill. ; 28 cm. Includes index. ISBN: 9789814523561 (pbk.) 9814523569 (pbk.) Subjects--Topical Terms: Perspective.Drawing--Technique. Dewey Class. No.: 742