Agency catalog of data policies and standards/

Eitemau Tebyg

• Information security manual for personal computers /
  gan: United States. Environmental Protection Agency, et al.
  Cyhoeddwyd: (1989)
• Information security manual /
  gan: United States. Administration and Resources Management, et al.
  Cyhoeddwyd: (1989)
• NDPD operational policies manual /
  gan: United States. Environmental Protection Agency. Office of Administration and Resources Management
  Cyhoeddwyd: (1992)
• 2100 information resources management policy manual/
  gan: United States. Environmental Protection Agency. Office of Information Resources Management
  Cyhoeddwyd: (1992)
• Model regional records management operating procedures manual /
  gan: United States Environmental Protection Agency. Administration and Resources Management
  Cyhoeddwyd: (1991)