Reid, Robert C., author
Gramedia, 1977
Buku Teks
Reid, Robert C., author
McGraw-Hill, 1977
Buku Teks
Nadapdap, Huala, author
Universitas Indonesia,
UI - Tesis (Membership)
Tatterson, Gary B.
McGraw-Hill, 1991
Buku Teks
Mutiara Pangestika Gunarso, author
2012
UI - Skripsi (Open)