Gaya APA

DODDY, A. et al (2008). Developing english competencies 3: for Senior High School (SMA/MA) grade XII of natural and social science programmes . JAKARTA: PUSAT PERBUKUAN DEPARTEMEN PENDIDIKAN NASIIONAL.

Gaya MLA

DODDY, ACHMAD. et al. "Developing english competencies 3: for Senior High School (SMA/MA) grade XII of natural and social science programmes". JAKARTA: PUSAT PERBUKUAN DEPARTEMEN PENDIDIKAN NASIIONAL, 2008. Text.