Gaya APA

Rohim, M, A. (2010). Common gramatical mistakes in writing class at second semester student of English study program of state Islamic College (STAIN) Tulungagung 2009/2010 . Tulungagung: STAIN Tulungagung.

Gaya MLA

Rohim, M., Aminur. "Common gramatical mistakes in writing class at second semester student of English study program of state Islamic College (STAIN) Tulungagung 2009/2010". Tulungagung: STAIN Tulungagung, 2010. Skripsi.