00000nam 2200000 4500 INLIS000000000003116 20180724154504 180724||||||||| | ||| |||| || | 262130386 010-0718003116 en 020.6 020.6 Mor l Morse, Philip M. Library Effectiveness: A Systems Approach Cet. 2 Massachusetts The Massachusetts Institute of Technology Press 1968 x; 207 hlm.; ilus.; 24 cm Library