Παραπομπή APA

Landauer, C. (1964). Contemporary Economic Systems: A Comparative Analysis. Lippincott.

Παραπομπή Chicago Style

Landauer, Carl. Contemporary Economic Systems: A Comparative Analysis. New York: Lippincott, 1964.

Παραπομπή MLA

Landauer, Carl. Contemporary Economic Systems: A Comparative Analysis. Lippincott, 1964.