Gaya APA
kesehatan, F., I. (2010).
GASTROENTEROLOGY HEPATOLOGY AND DIGOSTIVO ENDOSCOPY .
Jakarta:
Departement of internal medicine.
Gaya MLA
kesehatan, F., Ilmu.
"GASTROENTEROLOGY HEPATOLOGY AND DIGOSTIVO ENDOSCOPY".
Jakarta:
Departement of internal medicine,
2010.
Jurnal.