00366nam a2200121   450000500170000000800410001702000180005810000210007624500600009725000110015726000500016830000260021820260424115514.0260424b        |||||||| |||| 00| 0 eng d  a978-030-830 X  aOhia G.N.C et al  aComprehensive Certificate Chemistryc/ G.N.C.Ohia et al  a2nd ed  aIbadan, Nigeria;bUniversity Press PLC;c2005  axvi,472p.ill;c23.2cm