000 003850000a22001330004500
008 140223b1972 xxu||||| |||| 00| 0 eng d
041 _aENG
080 _a2140Z1 L2
082 _a2140Z1 L2
100 _aWHALE (R F)
245 _aCopyright: Evolution, theory and practice with a foreword by Stanley rubinstein.
260 _aLondon
_bLongman
_c1972
650 _aNATIONAL LIBRARY.
999 _c221039
_d221039