Daniel J. Bach (Bach, Daniel J.)

• 
  Prealgebra
  by Daniel Bach
  Softcover, Houghton Mifflin College Div, ISBN 0395520169 (0-395-52016-9)
• 
  Prealgebra Mathematics for a Variable World
  by Daniel J. Bach, Patricia J. Leitner
  Softcover, McGraw-Hill Science Engineering, ISBN 0072969105 (0-07-296910-5)

  More editions of Prealgebra Mathematics for a Variable World:

  • Prealgebra: Mathematics for a Variable World: Softcover, McGraw-Hill, ISBN 0073023744 (0-07-302374-4)
  • Prealgebra Mathematics for a Variable World: Softcover, Houghton Mifflin College Div, ISBN 0395711061 (0-395-71106-1)
  • Prealgebra Mathematics for a Variable World: Softcover, Houghton Mifflin College Div, ISBN 0395785995 (0-395-78599-5)