Παραπομπή APA

Walley, B. H. (1975). Office Administration Handbook. Business Books Limited.

Παραπομπή Chicago Style

Walley, Brain Halford. Office Administration Handbook. London: Business Books Limited, 1975.

Παραπομπή MLA

Walley, Brain Halford. Office Administration Handbook. Business Books Limited, 1975.