Παραπομπή APA

Matthies, L. H. (1976). Management system, Systems are for People. Wiley Eastern.

Παραπομπή Chicago Style

Matthies, Leslie H. Management System, Systems Are for People. New York: Wiley Eastern, 1976.

Παραπομπή MLA

Matthies, Leslie H. Management System, Systems Are for People. Wiley Eastern, 1976.