00277nam a2200097Ia 4500008004100000040003800041100002000079245001800099260003900117300002300156211228s9999    xx            000 0 und d  cJayakar Knowledge Resource Centre  aKornberg,Arthur 0aDna synthesis  bW H Feman & CoaSan Fransicoc1974  a[8],4010p,front p.