एपीए उद्धरण

Prasad, J., & Usman, M. (1985). Statistics for Iron & Steel Industry in India (6th ed.). S A I L.

शिकागो स्टाइल उद्धरण

Prasad, J., और M. Usman. Statistics for Iron & Steel Industry in India. 6th ed. New Delhi: S A I L, 1985.

एमएलए उद्धरण

Prasad, J., और M. Usman. Statistics for Iron & Steel Industry in India. 6th ed. S A I L, 1985.