00340nam a22001337i 4500001001000000005001700010008004100027082001800068245003000086260001800116300001700134650003700151020001800188SXC01338220260819093539.0260101s1900    ii            000 0 eng d  a371.1 FOC22210aFocus on teaching /cs.n.  abs.n.,c1900  ap. ;c22 cm. 0aTeaching and teachers; Education  a9780900095207