00423nam a22001337a 4500008004100000020001500041040005500056080002200111100001900133245005100152260005200203300001000255650002400265230317b        |||||||| |||| 00| 0 eng d  a1591402166  aNational Science LibrarycNational Science Library  aD 378:681.324bP4  aCampbell, Katy  aE-effective writing for e-learning environment  aLondon: bInformaion Science Publishing, c1955  a547p.  aInformation science