APA (7th ed.) Citation

Mackay, J. A. (1976). Encyclopedia of world stamps, 1945-1975. McGraw-Hill.

Chicago Style (17th ed.) Citation

Mackay, James A. Encyclopedia of World Stamps, 1945-1975. New York: McGraw-Hill, 1976.

MLA (9th ed.) Citation

Mackay, James A. Encyclopedia of World Stamps, 1945-1975. McGraw-Hill, 1976.