Gaya APA

KHAIR, A. et al (2015). The use of earthworms and household organic waste composting length of time . Depok: Fak. Kesehatan Masyarakat UI.

Gaya MLA

KHAIR, Abdul. et al. "The use of earthworms and household organic waste composting length of time". Depok: Fak. Kesehatan Masyarakat UI, 2015. Artikel.