Barnes, R S K. An introduction to marine ecology / by R.S.K. Barnes and R.N.Hughes. - 2nd ed / . - London : Oxford , 1988 rep.1989 & 1990. - ix,351p. : illus.,figs.,tables ; 23cm 1 CD . Includes bibliography & index ISBN: 8120801350 UKP 16.95 Subjects--Index Terms: MARINE ECOLOGY Dewey Class. No.: 577.7 / BAR/I