एपीए उद्धरण

Gopakumar, G. (1991). Studies on the effect of hydrogen sulphide on the panaeid prawns of Kayamkulam lake, south west coast of India. Marine products export development authority.

शिकागो स्टाइल उद्धरण

Gopakumar, G. Studies on the Effect of Hydrogen Sulphide on the Panaeid Prawns of Kayamkulam Lake, South West Coast of India. Kochi: Marine products export development authority, 1991.

एमएलए उद्धरण

Gopakumar, G. Studies on the Effect of Hydrogen Sulphide on the Panaeid Prawns of Kayamkulam Lake, South West Coast of India. Marine products export development authority, 1991.