Steiner, George A. (George Albert), 1912-, author
Macmillan, 1969
Buku Teks
edited by David W. Ewing
Harper & Brothers, 1958
Buku Teks
Davis, R.C., author
Harper & Row, 1951
Buku Teks
Samei Komayadi, author
Fakultas Ekonomi dan Bisnis Universitas Indonesia, 2013
UI - Tesis (Membership)
edited by Albert Newgardsen
American Management Association, 1959
Buku Teks