Gaya APA
Arny, Thomas T.. (2002).
Explorations : an introduction to astronomy (3rd ed).
Boston:
McGraw-Hill.
Gaya Chicago
Arny, Thomas T..
Explorations : an introduction to astronomy.
3rd ed
Boston:
McGraw-Hill,
2002.
Text.
Gaya MLA
Arny, Thomas T..
Explorations : an introduction to astronomy.
3rd ed
Boston:
McGraw-Hill,
2002.
Text.
Gaya Turabian
Arny, Thomas T..
Explorations : an introduction to astronomy.
3rd ed
Boston:
McGraw-Hill,
2002.
Print.