Penner, C., & Penner, J. (1994). 52 ways to have fun, fantastic sex: A guidebook for married couples. Thomas Nelson Publishers.
Citace podle Chicago (17th ed.)Penner, Clifford, a Joyce Penner. 52 Ways to Have Fun, Fantastic Sex: A Guidebook for Married Couples. Tennessee: Thomas Nelson Publishers, 1994.
Citace podle MLA (9th ed.)Penner, Clifford, a Joyce Penner. 52 Ways to Have Fun, Fantastic Sex: A Guidebook for Married Couples. Thomas Nelson Publishers, 1994.
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