Matches in Library of Congress for { ?s ?p c1980. }
- 81198280 date "c1980".
- 81199127 date "c1980".
- 81210878 date "c1980".
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- 81462420 date "c1980".
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- 81464723 date "c1980".
- 81466299 date "c1980".
- 81467370%2F%2Fr96 date "c1980".
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- 81479616 date "c1980".
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- 82160775 date "c1980".
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- 82203206 date "c1980".
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- 83181940 date "c1980".
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- 83208189 date "c1980".
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- 84118051 date "c1980".
- 84146865 date "c1980".
- 84167321 date "c1980".
- 84168155 date "c1980".