APA (7th ed.) Citation

Floris, F. D., Maria Natalia D, M., & Nugraha, M. (2007). Success in academic English: English for general academic purposes. Graha Ilmu.

Chicago Style (17th ed.) Citation

Floris, Flora Debora, Maer Maria Natalia D, and Meedy Nugraha. Success in Academic English: English for General Academic Purposes. Graha Ilmu, 2007.

MLA (8th ed.) Citation

Floris, Flora Debora, et al. Success in Academic English: English for General Academic Purposes. Graha Ilmu, 2007.