Padmo Wahyono, author
Ind-Hill, 1991
Buku Teks
Lubis, M. Solly, author
Rajawali, 1987
Buku Teks
Siregar, Ahmad Chairun, author
Universitas Indonesia, 1983
UI - Skripsi (Membership)
Bambang Daroeso, author
Erlangga, 1983
Buku Teks
Muhammad Ridhwan Indra, author
Pustaka Sinar Harapan, 1990
Buku Teks