APA (7th ed.) Citation

Pieper, J., & Dru, A. (1965). Leisure the basis of culture. Collins.

Chicago Style (17th ed.) Citation

Pieper, Josef, and Alexander Dru. Leisure the Basis of Culture. London: Collins, 1965.

MLA (9th ed.) Citation

Pieper, Josef, and Alexander Dru. Leisure the Basis of Culture. Collins, 1965.