APA (7th ed.) Citation

Iso-Ahola, S. E., & Weissinger, E. (1987). Leisure and boredom. [s.n.].

Chicago Style (17th ed.) Citation

Iso-Ahola, Seppo E., and Ellen Weissinger. Leisure and Boredom. [S.l.]: [s.n.], 1987.

MLA (9th ed.) Citation

Iso-Ahola, Seppo E., and Ellen Weissinger. Leisure and Boredom. [s.n.], 1987.