APA način citiranja

Ouseph, P. P. (1992). Distribution of some selected toxic metals in the Cochin harbour region. Centre for Earth Science Studies.

Čikaški stil citiranja

Ouseph, P. P. Distribution of Some Selected Toxic Metals in the Cochin Harbour Region. Thiruvananthapuram: Centre for Earth Science Studies, 1992.

MLA način citiranja

Ouseph, P. P. Distribution of Some Selected Toxic Metals in the Cochin Harbour Region. Centre for Earth Science Studies, 1992.