John R Graef

Books

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  Buy

  39.00 USD
  Ordinary Differential Equations and Boundary Value Problems
  John R Graef
  Johnny Henderson
  Lingju Kong
  Xueyan Sherry Liu
• 
  Buy

  35.00 USD
  Ordinary Differential Equations and Boundary Value Problems
  John R Graef
  Johnny Henderson
  Lingju Kong;Xueyan Sherry Liu
• 
  Buy

  42.00 USD
  Multiple Solutions Of Boundary Value Problems: A Variational Approach
  John R Graef
  Lingju Kong