Παραπομπή APA

Ault, D. S., & Orsingher, R. (1967). Banks of the world.

Παραπομπή Chicago Style

Ault, D S., και Roger Orsingher. Banks of the World. London, Macmillan, 1967.

Παραπομπή MLA

Ault, D S., και Roger Orsingher. Banks of the World. 1967.