Gaya APA

Gastrointestinal Physiology +AC0- The Essentials. (1983). English: Lippincott Wiliams +ACY- Wilkins.

Gaya MLA

Gastrointestinal Physiology +AC0- The Essentials. Second. English: Lippincott Wiliams +ACY- Wilkins, 1983. Text.