Ocean world: Encyclopedia
Groves, Donald G; Hunt, Lee M
Ocean world: Encyclopedia - - McGraw -Hill Book Co., New York 1980 - 443 - .
Encyclopedia of oceanography
551.4603 GRO-O
Ocean world: Encyclopedia - - McGraw -Hill Book Co., New York 1980 - 443 - .
Encyclopedia of oceanography
551.4603 GRO-O