Gaya APA

Kasri, M, K, D, G., Putri, R, S, D, F, R, Y. (2008). Smile: Smart Move In Learning English For Elementary School 3 . Jakarta: Erlangga.

Gaya MLA

Kasri, M., Khafid, Dan, Gunanto., Putri, Ratna, Setyowati, Dan, Fidelia, Ratri, Yojani. "Smile: Smart Move In Learning English For Elementary School 3". Jakarta: Erlangga, 2008. Text.