Books:

  1. http://en.bookfi.org/
  2. http://www.archive.org/details/asynopsiselemen00carrgoog
  3. http://digital.library.cornell.edu/m/math/
  4. http://quod.lib.umich.edu/u/umhistmath/
  5. http://www.kendrickpress.com/index.html
  6. http://www.lookforbook.com/cgi-bin/search.cgi?st=functions&lang=en&out=list
  7. http://classical.math.ust.hk/hkames/tiki-index.php?page=homepage

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