एपीए उद्धरण

Mackenzie, K. C. (1968). Tariff- making and trade policy in the U. S. and Canada. New York: Frederick A. Praeger Publishers.

शिकागो स्टाइल उद्धरण

Mackenzie, Kenneth C. Tariff- Making and Trade Policy in the U. S. and Canada. New York: Frederick A. Praeger Publishers, 1968.

एमएलए उद्धरण

Mackenzie, Kenneth C. Tariff- Making and Trade Policy in the U. S. and Canada. New York: Frederick A. Praeger Publishers, 1968.