Gaya APA

OCTABERLINA, L, R. (2011). PROGRESSIVE ENGLISH : GENERAL ENGLISH FOR TERTIARY STUDENTS . MALANG: UIN MALANG.

Gaya MLA

OCTABERLINA, LIKE, RASKOVA. "PROGRESSIVE ENGLISH : GENERAL ENGLISH FOR TERTIARY STUDENTS". MALANG: UIN MALANG, 2011. Text.