Citace podle APA (7th ed.)

Hill, A. G., & Graham, W. J. (1988). West African sources of health and mortality information: A comparative review. International Development Research Centre.

Citace podle Chicago (17th ed.)

Hill, Allan G., a Wendy J. Graham. West African Sources of Health and Mortality Information: A Comparative Review. Ottawa, Ont: International Development Research Centre, 1988.

Citace podle MLA (9th ed.)

Hill, Allan G., a Wendy J. Graham. West African Sources of Health and Mortality Information: A Comparative Review. International Development Research Centre, 1988.

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