00422nam a2200157 a 450000500170000008200170001710000180003424500250005226000420007730000150011969000140013496400250014899700120017399900170018595200620020220251203091742.0  a920,bD, spe  aSpencer, John  aWorkers for humanity  aLoNew DelhionbGeorge G. Harrapc1962  a128p, 21cm  aBiography  bEngc100de010fg_  a50145 W  c51471d51471  02104070aPUbPUd1998-04-08l0o920, D, spep50145yBK