Gaya APA

salesmanship, . (2013). The Trauma Manual: trauma and acute care surgery; 4th ed (4). Philadelpia: Lippincott William & Wilkins.

Gaya MLA

salesmanship, . "The Trauma Manual: trauma and acute care surgery; 4th ed". 4 Philadelpia: Lippincott William & Wilkins, 2013. Textbook.