000 00288nam a2200109Ia 4500
008 230515s9999||||xx |||||||||||||| ||und||
100 _aHellman Hal
_946013
245 0 _aDefence Mechanisms From Virus To Man
260 _bHolt, Rinehart & Winston
_c1969
300 _a150
942 _cBK
_pCL
999 _c161128
_d161128