Mervin Bittinger (Bittinger, Mervin)

• 
  Measures, Ratio, and Averages
  by Keedy, Mervin & Bittinger, Mervin, Mervin Bittinger
  Softcover, Addison-Wesley, ISBN 0201039818 (0-201-03981-8)
• 
  Numbers of Ordinary Arithmetic and Algebra
  by Keedy, Mervin & Bittinger, Mervin, Mervin Bittinger
  Softcover, Addison-Wesley, ISBN 0201039826 (0-201-03982-6)
• 
  Operations of the Numbers of Arithmetic
  by Keedy, Mervin & Bittinger, Mervin, Mervin Bittinger
  Softcover, Addison-Wesley, ISBN 0201039796 (0-201-03979-6)