APA Style
Keyhoe, Donald E.. (1973).
ALIENS FROM SPACE...: THE REAL STORY OF UNIDENTIFIED FLYING OBJECTS .
New York:
A Signet Book.
Chicago Style
Keyhoe, Donald E..
ALIENS FROM SPACE...: THE REAL STORY OF UNIDENTIFIED FLYING OBJECTS.
New York:
A Signet Book,
1973.
Text.
MLA Style
Keyhoe, Donald E..
ALIENS FROM SPACE...: THE REAL STORY OF UNIDENTIFIED FLYING OBJECTS.
New York:
A Signet Book,
1973.
Text.
Turabian Style
Keyhoe, Donald E..
ALIENS FROM SPACE...: THE REAL STORY OF UNIDENTIFIED FLYING OBJECTS.
New York:
A Signet Book,
1973.
Print.