APA Style

al, E., Bankowski, Z. (1991). Cions conference 25 tahun. Geneva, 7-9 November 1990 . Geneva: The council International Organizations of Medical Sciences.

MLA Style

al, Et., Bankowski, Z.. "Cions conference 25 tahun. Geneva, 7-9 November 1990". Geneva: The council International Organizations of Medical Sciences, 1991. print.