Cuanzon, Perla H. Joy-joy, the jolly boy / Perla H. Cuanzon. - Mandaluyong City : Merryland Publishing Corporation, 2006. - No pagination : colored illustration ; 25 centimeter. ISBN: 9789715162432 Subjects--Topical Terms: Reading (Primary). Dewey Class. No.: CS 372.4 C89j 2006