APA استشهاد

DRDO. (1993). Union catalogue of periodicals in the DRDO libraries. DESIDOC.

استشهاد بنمط شيكاغو

DRDO. Union Catalogue of Periodicals in the DRDO Libraries. Delhi: DESIDOC, 1993.

MLA استشهاد

DRDO. Union Catalogue of Periodicals in the DRDO Libraries. DESIDOC, 1993.