Gaya APA
Leyner, M., Goldberg, B.
(2007).
Why Do Men Fall Asleep After Sex
.
Jakarta:
PT Gramedia Pustaka Utama.
Gaya MLA
Leyner, Mark., Goldberg, Billy.
"Why Do Men Fall Asleep After Sex".
Jakarta:
PT Gramedia Pustaka Utama,
2007.
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