APA引文

MacKelvie, K., Taunton, J., McKay, H., & Khan, K. (2000). Bone mineral density and serum testosterone in chronically trained, high mileage 40–55 year old male runners. BMJ Group.

Citação norma Chicago

MacKelvie, K., J. Taunton, H. McKay, and K. Khan. Bone Mineral Density and Serum Testosterone in Chronically Trained, High Mileage 40–55 Year Old Male Runners. BMJ Group, 2000.

MLA引文

MacKelvie, K., J. Taunton, H. McKay, and K. Khan. Bone Mineral Density and Serum Testosterone in Chronically Trained, High Mileage 40–55 Year Old Male Runners. BMJ Group, 2000.

警告：這些引文格式不一定是100％准確.