APA استشهاد

Barr, D. B., Caudill, S. P., Jones, R. L., Pfeiffer, C. M., Pirkle, J. L., Wilder, L. C., & Needham, L. L. (2005). Urinary Creatinine: Barr et al. Respond. National Institue of Environmental Health Sciences.

استشهاد بنمط شيكاغو

Barr, Dana B., Samuel P. Caudill, Robert L. Jones, Christine M. Pfeiffer, James L. Pirkle, Lynn C. Wilder, و Lance L. Needham. Urinary Creatinine: Barr Et Al. Respond. National Institue of Environmental Health Sciences, 2005.

MLA استشهاد

Barr, Dana B., et al. Urinary Creatinine: Barr Et Al. Respond. National Institue of Environmental Health Sciences, 2005.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.