APA Style

Centre, W, K. (2000). Ageing and Health a Global Challenge for the 21 st Century : Proceedings of a WHO Symposium Kobe. Kobe, 10-13 November 1998 . Kobe: World Health Organization.

MLA Style

Centre, WHO, Kobe. "Ageing and Health a Global Challenge for the 21 st Century : Proceedings of a WHO Symposium Kobe. Kobe, 10-13 November 1998". Kobe: World Health Organization, 2000. print.