Gaya APA

Retnawati, A, S, &, H. (2012). Mathematic For Grade 6 Elementary School (1). Bandung: Grafindo media Tama (Facil).

Gaya MLA

Retnawati, Atang, Supriadi, &, Heri. "Mathematic For Grade 6 Elementary School". 1 Bandung: Grafindo media Tama (Facil), 2012. Text.