Gaya APA
Dharma, A. (1981).
Penyakit-Penyakit Spirochaeta, Mycoplasma, Chlamydia: Harrison's Principles Of Internal Medicine .
Jakarta:
EGC.
Gaya MLA
Dharma, Adji.
"Penyakit-Penyakit Spirochaeta, Mycoplasma, Chlamydia: Harrison's Principles Of Internal Medicine".
Jakarta:
EGC,
1981.
Text.