Holmes, Arthur W., author
Richard D. Irwin, 1975
Buku Teks
Holmes, Arthur W., author
Richard D. Irwin, 1970
Buku Teks
Silvoso, Joseph A., author
South-Western Publishing, 1965
Buku Teks
Adhi Indrawan, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1981
UI - Skripsi Membership
Stettler, Howard F., author
Prentice-Hall, 1956
Buku Teks