000 00532nam a2200217Ia 4500
008 230524s9999 xx 000 0 und d
020 _a0-521-21937-X
040 _cUDSM
050 _aQH91.8.M34M37
100 _aDunbar, M. J.
245 0 _aMarine production mechanisms
260 _aCambridge
260 _bUniversity of Dar es Salaam
260 _c1979
300 _axiv,338p.
300 _c23cm.
650 _aMarine Productivity
700 _aill.
942 _2Library of Congress Classification
942 _cBook
999 _c15662
_d15662