00563nam a2200205Ia 4500008004100000041001200041082001100053082001100064100001900075100001100094245009100105260001200196260003800208260000900246300001500255365002500270650002100295650002800316650001300344150909s9999    xx            000 0 und d  aEnglish  a300.18  bKEA/FI  aKearl Bryant    eEditor  aField data collection in the social Science : experiences inAfrica and the Middle East  aNewYork  bAgricultural  Development Council  c1976  a200  Pages  aUSD.4.50              aBaseline surveys  aInterviewing techniques  aSampling