Essentials Of Cobol
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Copyright
Registered 24Feb70 · MP21888 (Jul-Dec 1971) Copyright holder: Edutronics Systems International, Inc.; pt. 1-2 Registered 9Feb70 · MP21890 (Jul-Dec 1971) Copyright holder: Edutronics Systems International, Inc.; pt. 1-2
Sources
- U.S. Copyright Office, Catalog of Copyright Entries (renewals, 1970–1978) — title, year, creator, length, copyright
Record added 2026-06-28T20:22:57Z