Practical Guide to Better Concentration

by Melvin Powers and Robert Starrett

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  • ISBN10 0879801204
  • ISBN13 9780879801205
  • Publish Date 1 December 1983
  • Publish Status Out of Print
  • Out of Print 27 April 2017
  • Publish Country US
  • Imprint Wilshire Book Co ,U.S.
  • Edition 2nd Revised edition
  • Format Paperback
  • Pages 130
  • Language English