APA استشهاد

C guillermo, couto, Guillermo C Couto, & Richard W Nelson. (2003). Small animal internal medicine (3.). Missouri.

استشهاد بنمط شيكاغو

C guillermo, couto, Guillermo C Couto, و Richard W Nelson. Small Animal Internal Medicine. 3. Missouri, 2003.

MLA استشهاد

C guillermo, et al. Small Animal Internal Medicine. 3. Missouri, 2003.