edited by W.L. Gibson, Jr, R.J. Hildreth, Gene Wunderlich
University of Nebraska Press, 1966
Buku Teks
Bhattacharyya, Dipak Kumar
Oxford University Press , 2014
Buku Teks
Morgeson, Frederick P.
Sage, 2020
Buku Teks
McNeill, Patrick
Routledge, 1990
Buku Teks
White, Theresa L.
Wadsworth and Cengage Learning, 2013
Buku Teks