Foreman, Grant
University of Oklahoma Press, 1973
Buku Teks
Zaleznik, A.
Boston, Mass, Graduate School of Business Administration Harvard University
Buku Teks
Detton, Alan L. author
Wolters Kluwer, cop, 2017
Buku Teks
Seimer, Stanley J.
Syracuse University Press , 1959
Buku Teks
Basil, George C.
The John C. WInston, 1940
Buku Teks