APA način citiranja

Hettema, M. E., Zhang, D., de Leeuw, K., Stienstra, Y., Smit, A. J., Kallenberg, C. G., & Bootsma, H. (2008). Early atherosclerosis in systemic sclerosis and its relation to disease or traditional risk factors. BioMed Central.

Čikaški stil citiranja

Hettema, Martha E., Dan Zhang, Karina de Leeuw, Ymkje Stienstra, Andries J. Smit, Cees GM Kallenberg, i Hendrika Bootsma. Early Atherosclerosis in Systemic Sclerosis and Its Relation to Disease or Traditional Risk Factors. BioMed Central, 2008.

MLA način citiranja

Hettema, Martha E., et al. Early Atherosclerosis in Systemic Sclerosis and Its Relation to Disease or Traditional Risk Factors. BioMed Central, 2008.