Gaya APA
Leverington, David. (2013).
Encyclopedia of the history of astronomy and astrophysics .
Cambridge:
Cambridge University Press.
Gaya Chicago
Leverington, David.
Encyclopedia of the history of astronomy and astrophysics.
Cambridge:
Cambridge University Press,
2013.
Text.
Gaya MLA
Leverington, David.
Encyclopedia of the history of astronomy and astrophysics.
Cambridge:
Cambridge University Press,
2013.
Text.
Gaya Turabian
Leverington, David.
Encyclopedia of the history of astronomy and astrophysics.
Cambridge:
Cambridge University Press,
2013.
Print.