Gaya APA

Supriyanto, R, A., Norwanto, S, M, H. (2013). A Descriptive Study on Grammatical Interference from English into Indonesian Langauge Made by English Native Speakers in Salatiga . Salatiga: STAIN Salatiga.

Gaya MLA

Supriyanto, Ratih, Asti., Norwanto, S.Pd.,, M., Hum. "A Descriptive Study on Grammatical Interference from English into Indonesian Langauge Made by English Native Speakers in Salatiga". Salatiga: STAIN Salatiga, 2013. Text.