APA Style

Soemohardjo, S. (1995). Epidemiological of Helicobacterpylori Infection (Epidemiologi Infeksi Helicobacter pylori) . : .

MLA Style

Soemohardjo, Soewignjo. "Epidemiological of Helicobacterpylori Infection (Epidemiologi Infeksi Helicobacter pylori)". : , 1995. Text.