APA način citiranja

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.

Čikaški stil citiranja

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.

MLA način citiranja

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.