00285nam a2200133Ia 4500020000900000082001000009100002100019245005000040250000600090260003300096300000800129500000800137650000600145  aNULL  a575.1  aBoulnois, G. J.  0aGene Cloning and Analysis: A Laboratory Guide  a-  aOxfordbBlackwell Publishing  a136  a698  a-