Παραπομπή σε μορφή APA (7η εκδ.)

Jaggi, V., & Jain, S. (1989). Programming with COBOL (2nd edition.). Academic Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Jaggi, V.P, και Sushma Jain. Programming with COBOL. 2nd edition. New Delhi: Academic Publishers, 1989.

Παραπομπή σε μορφή MLA (8th εκδ.)

Jaggi, V.P, και Sushma Jain. Programming with COBOL. 2nd edition. Academic Publishers, 1989.