APA (7th ed.) Citation

Sipayung, H. H., & Butar-Butar, F. E. (2011). Cara gila menjual apapun lewat internet. Kaifa.

Chicago Style (17th ed.) Citation

Sipayung, Hendra Halomoan, and Fransisca Esther Butar-Butar. Cara Gila Menjual Apapun Lewat Internet. Kaifa, 2011.

MLA (8th ed.) Citation

Sipayung, Hendra Halomoan, and Fransisca Esther Butar-Butar. Cara Gila Menjual Apapun Lewat Internet. Kaifa, 2011.

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