APA (7th ed.) Citation

MacKuen, R. (1972). Twelve years of Christmas. Allen.

Chicago Style (17th ed.) Citation

MacKuen, Rod. Twelve Years of Christmas. London: Allen, 1972.

MLA (9th ed.) Citation

MacKuen, Rod. Twelve Years of Christmas. Allen, 1972.

Warning: These citations may not always be 100% accurate.