APA Style
Asimov, Isaac. (1990).
Comets and Meteors (1990).
:
Gareth Steven Publishing.
Chicago Style
Asimov, Isaac.
Comets and Meteors.
1990
:
Gareth Steven Publishing,
1990.
Text.
MLA Style
Asimov, Isaac.
Comets and Meteors.
1990
:
Gareth Steven Publishing,
1990.
Text.
Turabian Style
Asimov, Isaac.
Comets and Meteors.
1990
:
Gareth Steven Publishing,
1990.
Print.