000 00356nam a2200121Ia 4500
008 251112s9999||||xx |||||||||||||| ||und||
040 _aCNCLSA
245 0 _aProceedings of the National Academy Of Sciences of the United States of America
260 _c1985
_bThe Williams & Wilkins Company
_aU.S.A
300 _aP. 1-659
300 _bV. 158
942 _cJRBV
999 _c20724
_d20724