edited by. Barry Kernfeld
Macmillan, 1998
Buku Referensi
Solichin Salam
Gema Salam, 1995
Buku Teks SO
B. Nurdin Jacub
RRI Bukittinggi, Studio, [date of publication not identified]
Buku Teks
editor, Egy Massadiah, Muh. Asmianto Amin, Baso Amir
Ciptawidya Swara, 1991
Buku Referensi
Macmillan Press Limited, 1988
Buku Referensi