00427nam a22001217a 4500008004100000040005500041080002100096245008100117260005900198300001700257650001300274653001800287230515b        |||||||| |||| 00| 0 eng d  aNational Science LibrarycNational Science Library  a05:57(083.8)bm0  aSerial sources for the biosis data base c/ Biosciences Information Service   aPhiladelphia: bBiosciences Information Service c1980  aviii, 325p.   aBiology   aBio science