APA Style
Sagan, Carl, Leonard, Jonathan Norton. (1966).
PLANETS (Ed. 1).
New York:
New York, Time Life Books.
Chicago Style
Sagan, Carl, Leonard, Jonathan Norton.
PLANETS.
Ed. 1
New York:
New York, Time Life Books,
1966.
Textbook.
MLA Style
Sagan, Carl, Leonard, Jonathan Norton.
PLANETS.
Ed. 1
New York:
New York, Time Life Books,
1966.
Textbook.
Turabian Style
Sagan, Carl, Leonard, Jonathan Norton.
PLANETS.
Ed. 1
New York:
New York, Time Life Books,
1966.
Textbook.