Sudarto, Theofilus. Cara Mudah Bermain Keyboard. - Yogyakarta: ANDI, 2005. - xi, 60p. ilus, 21 cm. ISBN: 9797319431 Subjects--Topical Terms: Bermain Keyboard--CaraBermaiN Keyboard--Belajar SendiriBelajar Bermain Keyboaard LC Class. No.: MT192.2 / .S943 2005 Dewey Class. No.: 786