Bruun memorial lectures, 1979 : marine environment and ocean resources. - Paris : UNESCO, c 1981. - 40 p. : ill. ; 30 cm. - Intergovernmental Oceanographic Commission technical series, 21. . 346 346 ISBN: 92-3-101947-3 92-3-201947-7 Subjects--Topical Terms: Oceanography--Atlantic Ocean.Plankton -- Atlantic Ocean. Dewey Class. No.: 551.42 / U3b