Gaya APA

Ritmayanti/4111081152, V. et al (2008). Crash Course Gastrointestinal System (3). : Mosby Elsevier. Inc.

Gaya MLA

Ritmayanti/4111081152, Vineufianadesi. et al. "Crash Course Gastrointestinal System". 3 : Mosby Elsevier. Inc, 2008. Text.