Dyfyniad APA

Lang, K. R. A companion to astronomy and astrophysics: Chronology and glossary with data tables.

Dyfyniad Arddull Chicago

Lang, Kenneth R. A Companion to Astronomy and Astrophysics: Chronology and Glossary with Data Tables.

Dyfyniad MLA

Lang, Kenneth R. A Companion to Astronomy and Astrophysics: Chronology and Glossary with Data Tables.

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