Crane, Donald P.
Kent publishing company, 1986
Buku Teks
edited by M. Ronald Buckley, Anthony R. Wheeler, Jonathon R. B. Halbesleben
Emerald, 2017
eBooks
Pigors, Paul, author
McGraw-Hill, 1981
Buku Teks
edited by M. Ronald Buckley, Jonathon R. B. Halbesleben, Anthony R. Wheeler
Emerald, 2016
eBooks
Carrell, Michael R., author
Irwin, 1984
Buku Teks