Gaya APA
Dharma, A. ((s.a.)).
Harrison's principles of internal medicine : gangguan saluran pencernaan (Ed. 9).
Jakarta:
EGC.
Gaya MLA
Dharma, Adji.
"Harrison's principles of internal medicine : gangguan saluran pencernaan".
Ed. 9
Jakarta:
EGC,
(s.a.).
Text.