Παραπομπή σε μορφή APA (7η εκδ.)

Norman, S., & Melville, E. (1989). We mean business: An elementary course in business English : student's book. Longman.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Norman, Susan, και Eleanor Melville. We Mean Business: An Elementary Course in Business English : Student's Book. Essex: Longman, 1989.

Παραπομπή σε μορφή MLA (8th εκδ.)

Norman, Susan, και Eleanor Melville. We Mean Business: An Elementary Course in Business English : Student's Book. Longman, 1989.