00354nam a2200145Ia 4500008004100000020001500041082001400056100001800070245002200088260004000110300000800150650001600158650001800174653001600192170901s1976    xx            000 0 und d  a0063848201  a510bL41B  aLee, Virginia 0aBasic Mathematics  aSan FranciscobCanfield Pressc1976  a384  aMathematics  aPure Sciences  aMathematics