Gaya APA

Haryono, B., Floris, F, D, D. (2007). English For General Occupational Purposes: Finding And Maintaining Your Career . Graha Ilmu: Gadjah Mada University Press.

Gaya MLA

Haryono, Bambang., Floris, Flora, Debora, Dkk. "English For General Occupational Purposes: Finding And Maintaining Your Career". Graha Ilmu: Gadjah Mada University Press, 2007. Text.