00550nam a22002057a 450000500170000001000110001702000100002803500110003803700160004904000120006508200130007710000240009024500460011426000470016030000310020749000430023850000190028165000130030065000310031320170124110035.0  a434158  c00.00  a434158  bCen Lib/Ret  aDPLbEN  a371bHAS  aHaskew, Laurence D.  aThis is teaching  /cby Laurence D Haskew  aU. S. AbScott, Foresman and Companyc1956  axv,335p. :c24cm(Hb)bill.  aThe scott-foresman professional series  aIncludes index  aTeaching  aEducation -- United States