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020 _a0 423 87470 5
082 0 0 _a574. 87 cha
100 1 _a"chayen, j . "
245 1 0 _aan introduction to cell biology:
_b/
_c j.. chayen
250 _a1 ed.
260 _auk :
_bmethuen educational
_c1975.
300 _a", 86p.;
_c21 cm."
490 0 _amethuen studies in science
504 _a
650 0 _a
_x
999 _c53879
_d53879