Gaya APA
kumar, C, M., bellamy, M. (2006).
GASTROINTESTINAL AND COLORECTAL ANESTHESIA .
London:
Informa Healthcare.
Gaya MLA
kumar, Chandra, M.., bellamy, Mark.
"GASTROINTESTINAL AND COLORECTAL ANESTHESIA".
London:
Informa Healthcare,
2006.
Textbook.