Gaya APA
, ., Poston, G, J. (2011).
Surgical management of hepatobiliary and pancreatik disorders .
New York:
Informa.
Gaya MLA
, ., Poston, Graeme, J..
"Surgical management of hepatobiliary and pancreatik disorders".
New York:
Informa,
2011.
Printed Book.