Singh, U.K.
International encyclopaedia of professional management : vol. 1, public relations management
Anmol Publications, 1998
Buku Referensi
Bolt, Gordon
Encyclopaedia of management : marketing and sales vol. 6
Crest publishing, 1999
Buku Referensi
Singh, U.K.
International encyclopaedia of professional management : vol. 2, marketing management
Anmol Publications, 1998
Buku Referensi
Salder, Tony
Encyclopaedia of management : human resource management
Crest publishing, 1999
Buku Referensi
Singh, U.K.
International encyclopedia of professional management : vol. 3, Strategic management
Anmol Publications, 1998
Buku Referensi