00325nam a2200109 a 450000500170000000800410001704100080005810000170006624500690008326400520015230000110020420260717080004.0260701s1973    ii            000 0 eng d  aeng1 aFinar, I. L.10aProblems and their solution in organic chemistry /cFinar, I. l. 1aLondon :bEnglish Language Book Society,c1973.  a359 p.