Sudargo Gautama
Citra Aditya Bakti, 1995
Buku Teks
Sudargo Gautama
Citra Aditya Bakti, 2002
Buku Teks
[publisher not identified], [date of publication not identified]
Buku Teks
Sudargo Gautama
Citra Aditya Bakti, 1995
Buku Teks
Twomey
South-Western Co, 1987
Buku Teks