00834cam  22002412  4500001000800000005001700008008004100025035002100066906004500087010001700132040001900149050001500168100006700183245006300250260004700313300003400360650005100394650003600445740002000481985001400501991004000515099003700555781142200000000000000.0820930s1930    maua          000 0 eng    9(DLC)   30028851  a0bcbccpremverduencipf19gy-gencatlg  a   30028851   aDLCcCarPdDLC00aBD241b.B41 aBenjamin, Harold Raymond Wayne,d1893-1969. [from old catalog]03aAn introduction to human problems,cby Harold Benjamin ...  a[Boston]bHoughton Mifflin companyc[1930]  axiii, 472 p.bdiagrs.c22 cm. 0aClassification of sciences. [from old catalog] 0aMethodology. [from old catalog]  aHuman problems.  fck05genh  bc-GenCollhBD241i.B4tCopy 1wPREM  abenjamin-introduction-1072055966