C. A. Trapp (Trapp, C. A.)

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  A Mathcad Primer for Physical Chemistry
  by M. P. Cady, C. A. Trapp
  Hardcover, Oxford Univ Pr, ISBN 0198503598 (0-19-850359-8)
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  Physical Chemistry
  by Charles Trapp, M. P. Cady, C. A. Trapp, C. Giunta
  Softcover, W H Freeman & Co, ISBN 0716762064 (0-7167-6206-4)
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  Physical Chemistry: Solutions Manual/Import
  by P. W. Atkins, C. A. Trapp
  Softcover, Oxford Univ Pr, ISBN 0198557329 (0-19-855732-9)
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  Student's Solutions Manual for Physical Chemistry
  by P. W. Atkins, M. P. Cady, C. A. Trapp, C. Giunta
  Softcover, W H Freeman & Co, ISBN 0716731673 (0-7167-3167-3)