Gaya APA
Westin, A, F., Aram, J, D. (1988).
Managerial Dilemmas .
Thousand Oaks, California:
Ballinger Publishing Company.
Gaya MLA
Westin, Alan, F., Aram, John, D.
"Managerial Dilemmas".
Thousand Oaks, California:
Ballinger Publishing Company,
1988.
Text.