Gaya APA
KEENE, Carolyn, SANDERSON, Ruth. (1980).
The flying saucer mystery .
USA - Amerika:
Wamderer Books.
Gaya Chicago
KEENE, Carolyn, SANDERSON, Ruth.
The flying saucer mystery.
USA - Amerika:
Wamderer Books,
1980.
Text.
Gaya MLA
KEENE, Carolyn, SANDERSON, Ruth.
The flying saucer mystery.
USA - Amerika:
Wamderer Books,
1980.
Text.
Gaya Turabian
KEENE, Carolyn, SANDERSON, Ruth.
The flying saucer mystery.
USA - Amerika:
Wamderer Books,
1980.
Print.