Krajewski, Lee J., author
Addison-Wesley, 1990
Buku Teks
Afrilas, author
Fakultas Ilmu Administrasi Universitas Indonesia, 2018
UI - Tesis Membership
Satyanarayana, M., author
Himalaya Publ. House, 1980
Buku Teks
Black, Guy, author
Frederick A. Praeger, 1968
Buku Teks
Nahmias, Steven, author
McGraw-Hill, 2009
Buku Teks