Gaya APA

Wiknjosastro, G, H. et al (1988). Perinatology: Proceedings of 5th Asia-ocean congress of perinatology, Bali, Indonesia, 7-9 Juli 1988 . Amsterdam: Excerta Medica.

Gaya MLA

Wiknjosastro, Gulardi, H.. et al. "Perinatology: Proceedings of 5th Asia-ocean congress of perinatology, Bali, Indonesia, 7-9 Juli 1988". Amsterdam: Excerta Medica, 1988. Text.