000 003570000a22001690004500
001 20681
090 _a20681
100 _a20190520 frey50
101 _aeng
200 0 1 _aMarine mammals
_fUNEP
210 _a[S.l.]
_c1985
_dUNEP
215 _a40 p.
_cil.
_d25 cm
310 _aBrochado
317 _aIPIMAR
676 _a027 u
686 _aC 51
710 _aUNEP