Mehr, Robert I., author
Richard D. Irwin, 1969
Buku Teks
A. Abbas Salim, author
Rajawali, 1989
Buku Teks
A. Abbas Salim, author
RajaGrafindo Persada, 1991
Buku Teks
Mehr, Robert I., author
Balai Pustaka, 1982
Buku Teks
Bruce D. Mudget [and others]
Alexander Hamilton Institute, 1962
Buku Teks