APA استشهاد

(2013). DRDO senior technical assistant recruitment examination civil engineering. C L Media.

استشهاد بنمط شيكاغو

DRDO Senior Technical Assistant Recruitment Examination Civil Engineering. Roorkee: C L Media, 2013.

MLA استشهاد

DRDO Senior Technical Assistant Recruitment Examination Civil Engineering. C L Media, 2013.