APA način citiranja

Crockett, S. D., Porter, C. Q., Martin, C. F., Sandler, R. S., & Kappelman, M. D. (2010). Isotretinoin Use and the Risk of Inflammatory Bowel Disease: A Case Control Study.

Čikaški stil citiranja

Crockett, Seth D., Carol Q. Porter, Christopher F. Martin, Robert S. Sandler, i Michael D. Kappelman. Isotretinoin Use and the Risk of Inflammatory Bowel Disease: A Case Control Study. 2010.

MLA način citiranja

Crockett, Seth D., et al. Isotretinoin Use and the Risk of Inflammatory Bowel Disease: A Case Control Study. 2010.