Whitlock, G., MacMahon, S., Vander, H., Davis, P., Jackson, R., & Norton, R. (1998). Association of environmental tobacco smoke exposure with socioeconomic status in a population of 7725 New Zealanders. BMJ Group.
Chicago-tyylinen lähdeviittausWhitlock, G., S. MacMahon, H. Vander, P. Davis, R. Jackson, ja R. Norton. Association of Environmental Tobacco Smoke Exposure With Socioeconomic Status in a Population of 7725 New Zealanders. BMJ Group, 1998.
MLA-viiteWhitlock, G., et al. Association of Environmental Tobacco Smoke Exposure With Socioeconomic Status in a Population of 7725 New Zealanders. BMJ Group, 1998.
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