APA استشهاد

Neuschel, R. F. (1960). Management by system/2e (2nd ed.). McGraw Hill.

استشهاد بنمط شيكاغو

Neuschel, Richard F. Management by System/2e. 2nd ed. London: McGraw Hill, 1960.

MLA استشهاد

Neuschel, Richard F. Management by System/2e. 2nd ed. McGraw Hill, 1960.