Gaya APA
R.schiff, E., f.sorrell, M. (2007).
liver disease and children (Ed.10).
Philadelpia:
lippincot william wilkins.
Gaya MLA
R.schiff, Eugene., f.sorrell, Michael.
"liver disease and children".
Ed.10
Philadelpia:
lippincot william wilkins,
2007.
Text.