Gaya APA

Achmad Doddy, Ahmad Sugeng, Effendi. (2008). Developing english competencies : for Senior High school (SMA/MA) 1 grade X . : Pusat Perbukuan, Departemen Pendidikan Nasional.

Gaya Chicago

Achmad Doddy, Ahmad Sugeng, Effendi. Developing english competencies : for Senior High school (SMA/MA) 1 grade X. : Pusat Perbukuan, Departemen Pendidikan Nasional, 2008. Text.

Gaya MLA

Achmad Doddy, Ahmad Sugeng, Effendi. Developing english competencies : for Senior High school (SMA/MA) 1 grade X. : Pusat Perbukuan, Departemen Pendidikan Nasional, 2008. Text.

Gaya Turabian

Achmad Doddy, Ahmad Sugeng, Effendi. Developing english competencies : for Senior High school (SMA/MA) 1 grade X. : Pusat Perbukuan, Departemen Pendidikan Nasional, 2008. Print.