Title Statements
- Full title :Observing systems.
Edition Statements
- Publication Date:1984
- Edition:2. ed
Publication Statements
- Publisher(s):Intersystems Publ
- Place of Publication:Seaside, Calif
- Language:und
- Publication Date:1984
Edition Identifiers
- ISBN:0914105191, 9780914105190
- oclc:on1046415911
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