Waters, W. E., Heikkinen, E., & Dontas, A. S. (1989). Health, lifestyles and services for the elderly. World Health Organization, Regional Office for Europe.
Style de citation Chicago (17e éd.)Waters, W. E., E. Heikkinen, et A. S. Dontas. Health, Lifestyles and Services for the Elderly. Copenhagen: World Health Organization, Regional Office for Europe, 1989.
Style de citation MLA (9e éd.)Waters, W. E., et al. Health, Lifestyles and Services for the Elderly. World Health Organization, Regional Office for Europe, 1989.
Attention : ces citations peuvent ne pas être correctes à 100%.