00413nam a22001337a 450000500170000000800410001704100080005808200160006610000210008224500990010326000530020252100080025565000160026320260803151147.0260803b        |||||||| |||| 00| 0 eng d  aeng  a517.30 PHTH  aH. T. H. Plaggio  aAn Elementary on Teastise on Differential Equations and Their Applications /cH. T. H. Plaggio  aDelhi :bCBS Publishers and Distributors,c1985.  aAll  aMathematics