Gaya APA

Floris, F, D., Stafanny, I, M, M, N, D, I, I. (2007). English for general occupational purposes: finding and maintaining your career . Yogyakarta: .

Gaya MLA

Floris, Flora, Debora., Stafanny, I., Maer,, Maria, Natalia, D, II., Irawan,. "English for general occupational purposes: finding and maintaining your career". Yogyakarta: , 2007. .