एपीए उद्धरण

Duggal, S. K. (1995). GATE: Graduate Aptitude Test in Civil Engineering. Satyaprakashan.

शिकागो स्टाइल उद्धरण

Duggal, S. K. GATE: Graduate Aptitude Test in Civil Engineering. New Delhi: Satyaprakashan, 1995.

एमएलए उद्धरण

Duggal, S. K. GATE: Graduate Aptitude Test in Civil Engineering. Satyaprakashan, 1995.