APA (7th ed.) Citation

Schaeffer, N. (1981). The art of laughter / Neil Schaeffer. Columbia University Press.

Chicago Style (17th ed.) Citation

Schaeffer, Neil. The Art of Laughter / Neil Schaeffer. New York ; Guildford: Columbia University Press, 1981.

MLA (9th ed.) Citation

Schaeffer, Neil. The Art of Laughter / Neil Schaeffer. Columbia University Press, 1981.

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