Shephard, R. J. (1992). Northern exposure: Circumpolar Health 90: Proceedings of the 8th International Congress on Circumpolar Health, Whitehorse, Yukon, May 20-25, 1990.
Citação norma ChicagoShephard, Roy J. Northern Exposure: Circumpolar Health 90: Proceedings of the 8th International Congress On Circumpolar Health, Whitehorse, Yukon, May 20-25, 1990. 1992.
Citação norma MLAShephard, Roy J. Northern Exposure: Circumpolar Health 90: Proceedings of the 8th International Congress On Circumpolar Health, Whitehorse, Yukon, May 20-25, 1990. 1992.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.