APA način citiranja

Zilla, P., Koshy, J., Brink, J., & Human, P. (2013). Mitral valve replacement for rheumatic heart disease in Southern Africa. BioMed Central.

Čikaški stil citiranja

Zilla, P., J. Koshy, J. Brink, i P. Human. Mitral Valve Replacement for Rheumatic Heart Disease in Southern Africa. BioMed Central, 2013.

MLA način citiranja

Zilla, P., J. Koshy, J. Brink, i P. Human. Mitral Valve Replacement for Rheumatic Heart Disease in Southern Africa. BioMed Central, 2013.