00389nam a22001337a 4500008004100000020001500041020001800056082001100074245006600085260005400151300002200205440001400227650001400241110317t        xxu||||| |||| 00| 0 eng d  a0590491059  a9780590491051  a808.89  aVoyagers :bwe depend on a network of people when we explore.  aNew York:bInstructional Publishing Group,c1996.  a144p.:bcol ill.;  aTeamwork.  aVayagers.