APA (7th ed.) Citation

Sambrook, P., Ansell, B., Foster, S., Gumpel, J., Hesp, R., & Reeve, J. (1985). Bone turnover in early rheumatoid arthritis. 2. Longitudinal bone density studies.

Chicago Style (17th ed.) Citation

Sambrook, P., B. Ansell, S. Foster, J. Gumpel, R. Hesp, and J. Reeve. Bone Turnover in Early Rheumatoid Arthritis. 2. Longitudinal Bone Density Studies. 1985.

MLA (9th ed.) Citation

Sambrook, P., et al. Bone Turnover in Early Rheumatoid Arthritis. 2. Longitudinal Bone Density Studies. 1985.