Gaya APA

Kosim, ., Syafitri, H. (2014). Learning More Economics [Jilid 1]: for Junior High School Grade VII (Ed. 1. Cet. 1.--). Bandung: Grafindo Media Pratama.

Gaya MLA

Kosim, ., Syafitri, Hermaina. "Learning More Economics [Jilid 1]: for Junior High School Grade VII". Ed. 1. Cet. 1.-- Bandung: Grafindo Media Pratama, 2014. Text.