Holroyd, C., Cooper, C., & Dennison, E. (2008). Epidemiology of osteoporosis.
芝加哥风格引文Holroyd, C., C. Cooper, 与 E. Dennison. Epidemiology of Osteoporosis. 2008.
MLA引文Holroyd, C., et al. Epidemiology of Osteoporosis. 2008.
警告：这些引文格式不一定是100％准确.
APA引文