Παραπομπή APA

Bunker, L. H. (1964). Measuring office work. Sir Isaac pitman &sons limited.

Παραπομπή Chicago Style

Bunker, Laurence H. Measuring Office Work. London: Sir Isaac pitman &sons limited, 1964.

Παραπομπή MLA

Bunker, Laurence H. Measuring Office Work. Sir Isaac pitman &sons limited, 1964.