Παραπομπή APA

Crump, N. (1963). ABC of the Foreign Exchanges (13th ed.).

Παραπομπή Chicago Style

Crump, Norman. ABC of the Foreign Exchanges. 13th ed. London, 1963.

Παραπομπή MLA

Crump, Norman. ABC of the Foreign Exchanges. 13th ed. 1963.