00329cam a2200121ua 4500041001000000082001800010100002000028245007200048260004700120300001200167504000500179700002300184  aengh  a371.4bLAN/UN  aLane, Howard  .  aUnderstanding human development / cHoward Lane.hTextual Documents  aNew Jersey : bPrentice Hall Inc , c1961.  a492 ; .  a1 aBeauchamp, Mary  .