APA-viite

Nasir, E. F., Åstrøm, A. N., David, J., & Ali, R. W. (2008). HIV and AIDS related knowledge, sources of information, and reported need for further education among dental students in Sudan- a cross sectional study. BioMed Central.

Chicago-tyylinen lähdeviittaus

Nasir, Elwalid Fadul, Anne Nordrehaug Åstrøm, Jamil David, ja Rouf Wahab Ali. HIV and AIDS Related Knowledge, Sources of Information, and Reported Need for Further Education Among Dental Students in Sudan- a Cross Sectional Study. BioMed Central, 2008.

MLA-viite

Nasir, Elwalid Fadul, Anne Nordrehaug Åstrøm, Jamil David, ja Rouf Wahab Ali. HIV and AIDS Related Knowledge, Sources of Information, and Reported Need for Further Education Among Dental Students in Sudan- a Cross Sectional Study. BioMed Central, 2008.

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