APA Style

Howard-Jones, N. (1979). Cion round conference 12 tahun. Cascais, 30 November-1 December 1978 . Geneva: World Health Organization.

MLA Style

Howard-Jones, N.. "Cion round conference 12 tahun. Cascais, 30 November-1 December 1978". Geneva: World Health Organization, 1979. print.