000 00346nam a2200145Ia 4500
020 _a9780435176488
082 _bT973
_a500
100 _a"Blair, John T"
245 0 _aExtension Textbook 5
260 _bHeineman Educational Books,
_aNA
_c2001
300 _a22
944 _cTB
999 _c515145
_d515145