APA استشهاد

Sharad, K. (1984). Practical approach to cobol programming. Wiley Eastern.

استشهاد بنمط شيكاغو

Sharad, Kant. Practical Approach to Cobol Programming. New Delhi: Wiley Eastern, 1984.

MLA استشهاد

Sharad, Kant. Practical Approach to Cobol Programming. Wiley Eastern, 1984.