Gaya APA

al, E, S, H, G, E. (2008). Osteoporosis: Clinical Guidelines for Prevention, Diagnosis, and Management . USA: Springer Publishing Company.

Gaya MLA

al, ED:, Sarah, H., Gueldner,, Et. "Osteoporosis: Clinical Guidelines for Prevention, Diagnosis, and Management". USA: Springer Publishing Company, 2008. Koleksi Elektronik.