000 00309nam a2200109Ia 4500
008 211215s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aGray, Peter
245 0 _aEncyclopedia of the biological science
260 _bReinhold Pub. Co.
_aNew York
_c1961
942 _c1
999 _c79880
_d79880