Παραπομπή APA

Hooper, S. P. (1961). Management survey/2e. Sir isaac pitnman.

Παραπομπή Chicago Style

Hooper, Sir Prederic. Management Survey/2e. London: Sir isaac pitnman, 1961.

Παραπομπή MLA

Hooper, Sir Prederic. Management Survey/2e. Sir isaac pitnman, 1961.