APA (7th ed.) Citation

Abkarian, A. L. (1947). Opportunities in export .. [publisher not identified].

Chicago Style (17th ed.) Citation

Abkarian, Albert Lange. Opportunities in Export .. New York: [publisher not identified], 1947.

MLA (9th ed.) Citation

Abkarian, Albert Lange. Opportunities in Export .. [publisher not identified], 1947.