APA

National Institutes of Health (U.S.), National Institute of Arthritis and Musculoskeletal and Skin Diseases (U.S.), . (2011). Osteoporosis. Bethesda, Md: NIH Osteoporosis and Related Bone Diseases National Resource Center, National Institute of Arthritis and Musculoskeletal and Skin Diseases.

Chicago

National Institutes of Health (U.S.), National Institute of Arthritis and Musculoskeletal and Skin Diseases (U.S.), . 2011. Osteoporosis. Bethesda, Md: NIH Osteoporosis and Related Bone Diseases National Resource Center, National Institute of Arthritis and Musculoskeletal and Skin Diseases.

Harvard

National Institutes of Health (U.S.), National Institute of Arthritis and Musculoskeletal and Skin Diseases (U.S.), . (2011). Osteoporosis. Bethesda, Md: NIH Osteoporosis and Related Bone Diseases National Resource Center, National Institute of Arthritis and Musculoskeletal and Skin Diseases.

MLA

National Institutes of Health (U.S.), National Institute of Arthritis and Musculoskeletal and Skin Diseases (U.S.), . Osteoporosis. Bethesda, Md: NIH Osteoporosis and Related Bone Diseases National Resource Center, National Institute of Arthritis and Musculoskeletal and Skin Diseases. 2011.