Middleton, Victor T.C., author
Butterworth-Heinemann, 2000
Buku Teks
Sri Kuswanti, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 1984
UI - Skripsi (Membership)
Bickelhaupt, David L. (David Lynn), author
Richard D. Irwin, 1983
Buku Teks
Mehr, Robert I., author
Richard D. Irwin, 1969
Buku Teks
Boniface, Brian G, author
Routledge, 2016
Buku Teks