Gaya APA

SIHITE, R., 2015-03-06, . (2000). Sanitation & Hygiene (Sanitasi & Hygiene) . Surabaya: Imania.

Gaya MLA

SIHITE, Richard., 2015-03-06, . "Sanitation & Hygiene (Sanitasi & Hygiene)". Surabaya: Imania, 2000. Text.