Gaya APA
Moore, Patrick, Mason, John. (1984).
The Return of Halleys comet .
New York:
Norton.
Gaya Chicago
Moore, Patrick, Mason, John.
The Return of Halleys comet.
New York:
Norton,
1984.
Buku.
Gaya MLA
Moore, Patrick, Mason, John.
The Return of Halleys comet.
New York:
Norton,
1984.
Buku.
Gaya Turabian
Moore, Patrick, Mason, John.
The Return of Halleys comet.
New York:
Norton,
1984.
Buku.