APA Style
Heinlein, Robert A.. (1953).
ASSIGNMENT IN ETERNITY .
New York:
A Signet Book.
Chicago Style
Heinlein, Robert A..
ASSIGNMENT IN ETERNITY.
New York:
A Signet Book,
1953.
Text.
MLA Style
Heinlein, Robert A..
ASSIGNMENT IN ETERNITY.
New York:
A Signet Book,
1953.
Text.
Turabian Style
Heinlein, Robert A..
ASSIGNMENT IN ETERNITY.
New York:
A Signet Book,
1953.
Print.