APA (7th ed.) Citation

SAFRI, H. (2007). Humor penangkal sepi; anda buka, anda baca, anda tertawa. Pustaka Pelajar.

Chicago Style (17th ed.) Citation

SAFRI, HS. Humor Penangkal Sepi; Anda Buka, Anda Baca, Anda Tertawa. Pustaka Pelajar, 2007.

MLA (8th ed.) Citation

SAFRI, HS. Humor Penangkal Sepi; Anda Buka, Anda Baca, Anda Tertawa. Pustaka Pelajar, 2007.

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