00431nam a22001577a 450000300070000000500170000700800410002402000190006504000090008408200140009310000170010724500500012425000120017426000600018630000270024633001020250724083137.0250724b        sa ||||| |||| 00| 0 eng d  a070841381qpbk  c3228  a372.7 BIG  aBIGGS, Edith  aTeaching Mathematics 5-9 :bA Classroom Guide  a1st Ed.  aMaidenheadbMcGraw-Hill Book Company (UK) Limitedc1983  aviii, 261 pagesc21 cm