Gaya APA

Putri, R, S., Fitria, I. (2008). Smile (Smile Move in Learning English) [2] : For Elementary School Second Grade (Cet. 1.--). Jakarta: Esis.

Gaya MLA

Putri, Ratna, Setyowati., Fitria, Indah. "Smile (Smile Move in Learning English) [2] : For Elementary School Second Grade". Cet. 1.-- Jakarta: Esis, 2008. Text.