00432nam a22001571ar4500001000500000005001700005008004100022040001200063082001500075100002200090245003900112260003700151300001100188500005700199650001800256288120260728163232.0890609s1967 ag 000 0 spa d aclsautm14a303.4bJ671 aJohnson, Harry M.13aEl cambio social /cH. M. Johnson. aBuenos Aires :bPaidós,c1967. a198 p. aVersión castellana de Emma Kestelboim ... [et al.]10aCAMBIO SOCIAL