Gaya APA

Rini, A., Putri, N, T. (2012). everyday english grammar : tenses, nouns. adjective, comparison, conditionals, clauses, prepositions, and more (cetakan pertama). Jakarta: Papas Sinar Sinanti.

Gaya MLA

Rini, Ayu., Putri, Nandita, Tamara. "everyday english grammar : tenses, nouns. adjective, comparison, conditionals, clauses, prepositions, and more". cetakan pertama Jakarta: Papas Sinar Sinanti, 2012. Text.