Gaya APA
Niven, Larry, Pournelle, Jerry. (1977).
Inferno (Cet.4).
USA:
Pocket Books.
Gaya Chicago
Niven, Larry, Pournelle, Jerry.
Inferno.
Cet.4
USA:
Pocket Books,
1977.
Text.
Gaya MLA
Niven, Larry, Pournelle, Jerry.
Inferno.
Cet.4
USA:
Pocket Books,
1977.
Text.
Gaya Turabian
Niven, Larry, Pournelle, Jerry.
Inferno.
Cet.4
USA:
Pocket Books,
1977.
Print.