Gaya APA

LAEVASTU, T., HELA, I. (1990). FISHERIES OCEANOGRAPHY . LONDON: FISHING NEWS (BOOKS) LTD..

Gaya MLA

LAEVASTU, TAIVO., HELA, ILMO. "FISHERIES OCEANOGRAPHY". LONDON: FISHING NEWS (BOOKS) LTD., 1990. Prodi S1 PSDP.