APA Style

Townsend, C, M. (2001). Textbook of surgery the biological basis of modern surgical practice book I (Sixteenth Edition). Singapore: Harcourt ASIA PTE LTD..

MLA Style

Townsend, Courtney, M.. "Textbook of surgery the biological basis of modern surgical practice book I". Sixteenth Edition Singapore: Harcourt ASIA PTE LTD., 2001. Text.