Gaya APA

Nugroho, A. et al (2010). The Essentials of Biology [Jilid 1]: for Grade VII of Junior High School & Islamic Junior High School [KTSP th. 2006] (Cet. 1.--). Jakarta: Tiga Serangkai.

Gaya MLA

Nugroho, Arinto. et al. "The Essentials of Biology [Jilid 1]: for Grade VII of Junior High School & Islamic Junior High School [KTSP th. 2006]". Cet. 1.-- Jakarta: Tiga Serangkai, 2010. Text.