Four systems
1st ed.
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Word Count
62,250 words, Guess
Page Count
249 pages
Identifiers
- Internet Archivefoursystems0000cohe
- ISBN-100394325311
- ISBN-139780394325316
- LibraryThing509156
- Library of Congress Control Number81013949
and 2 more
- Better World Books9780394325316
- Open LibraryOL4267933M
Classifications
- DDC321
- LCCJC348 .C64 1982
- LCCJC348.C64 1982
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