Gaya APA

Qoyyimah, U., Fanani, A. (2008). English for Professional (Cet. 1). Jogjakarta: Diglossiamedia.

Gaya MLA

Qoyyimah, Uswatun., Fanani, Achmad. "English for Professional". Cet. 1 Jogjakarta: Diglossiamedia, 2008. Textbook.