APA citiranje

Uthman, O. A., & Uthman, M. B. (2007). Geography of Africa biomedical publications: An analysis of 1996–2005 PubMed papers. BioMed Central.

Citação norma Chicago

Uthman, Olalekan A., and Mubashir B. Uthman. Geography of Africa Biomedical Publications: An Analysis of 1996–2005 PubMed Papers. BioMed Central, 2007.

MLA citiranje

Uthman, Olalekan A., and Mubashir B. Uthman. Geography of Africa Biomedical Publications: An Analysis of 1996–2005 PubMed Papers. BioMed Central, 2007.