Παραπομπή APA

(1957). Investment in Nigeria: Basic information for United States businessmen. Washington, D.C: Government Printing Office.

Παραπομπή Chicago Style

Investment in Nigeria: Basic Information for United States Businessmen. Washington, D.C: Government Printing Office, 1957.

Παραπομπή MLA

Investment in Nigeria: Basic Information for United States Businessmen. Washington, D.C: Government Printing Office, 1957.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.