Hilton, Ronald W., author
Mc Graw Hill, 2015
Buku Teks
Harcourt Brace Jovanovich Publishers, 1991
Buku Teks
Wolk, Harry L.
PWS-Kent Publishing Company, 1988
Buku Teks
Januar Dona Pribadi, author
Universitas Indonesia, 2012
UI - Tesis (Open)
Rich, Anne J.
Harcourt Brace Jovanovich, Pub. , 1991
Buku Teks