00286nam a2200121Ia 450000500170000000800410001704100080005808200150006610000160008124500210009726000370011830000090015520260720174627.0260720s1968    xx            000 0 und d  aeng  a510.2 BASA  aBass, Hyman  aAlgebra k-theory  aNew YorkbW A Benjamin Incc1968  a762p