APA ציטוט

Spencer, H., & Coulson, W. (2006). Douglas Anthony Spencer. BMJ Publishing Group Ltd.

Citação norma Chicago

Spencer, Helen, and Warwick Coulson. Douglas Anthony Spencer. BMJ Publishing Group Ltd, 2006.

ציטוט MLA

Spencer, Helen, and Warwick Coulson. Douglas Anthony Spencer. BMJ Publishing Group Ltd, 2006.