APA način citiranja

Keele, A. M., Bray, M. J., Emery, P. W., Duncan, H. D., & Silk, D. B. (1997). Two phase randomised controlled clinical trial of postoperative oral dietary supplements in surgical patients.

Čikaški stil citiranja

Keele, A M., M J. Bray, P W. Emery, H D. Duncan, i D B. Silk. Two Phase Randomised Controlled Clinical Trial of Postoperative Oral Dietary Supplements in Surgical Patients. 1997.

MLA način citiranja

Keele, A M., et al. Two Phase Randomised Controlled Clinical Trial of Postoperative Oral Dietary Supplements in Surgical Patients. 1997.