Blackboard systems
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Word Count
60,250 words, Guess
Page Count
241 pages
Identifiers
- Open LibraryOL1115293M
- ISBN-100893915947
- OCLC Control Number31434985
- OCLC Control Numberblackboardsystem0000crai
- Library of Congress Control Number94041308
and 2 more
- LibraryThing5916822
- Goodreads5829290
Classifications
- DDC006.3/3
- LCCQA76.76.E95 C72 1995
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