00417nam a2200181Ia 4500008004100000041001200041082000800053082001100061100001600072100001100088245002600099260001400125260003000139260000600169300001500175650002200190650002300212150909s9999    xx            000 0 und d  aEnglish  a540  bBEA/CH  aBear  F E    eAuthor  aChemistry of the soil  aNew Delhi  bOxford and IBH publishing  c2  a513  Pages  aIonic disribution  aPhysical chemistry