Villanueva, Rene O. Bugtong, bugtong/ Rene O. Villanueva - Makati City: Tahanan Book for Young Readers, c1998. - 71 p., ill. col.: 23 cm. ISBN: 971630093x Subjects--Topical Terms: Riddles, Filipino Dewey Class. No.: 298.6 V718b 1998