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Author

Richard Kratzer

4 books found

Placeholder cover for The Peter Kratzert family

The Peter Kratzert family

Richard Albert Kratzer · First published 2010

Cover of A Self Teaching Guide to Basic

A Self Teaching Guide to Basic

Richard Kratzer · First published 1985

Cover of Remedial Math Sourcebook

Remedial Math Sourcebook

Richard O. Kratzer · First published 1984

Cover of Remedial Math Sourcebook Fractions and Decimals (015583m6)

Remedial Math Sourcebook Fractions and Decimals (015583m6)

Richard O. Kratzer · First published 1940