APA Style
Weldon, John. (1997).
Ufo's What On Earth Is Happening? .
Malang:
SAAT.
Chicago Style
Weldon, John.
Ufo's What On Earth Is Happening?.
Malang:
SAAT,
1997.
Text.
MLA Style
Weldon, John.
Ufo's What On Earth Is Happening?.
Malang:
SAAT,
1997.
Text.
Turabian Style
Weldon, John.
Ufo's What On Earth Is Happening?.
Malang:
SAAT,
1997.
Print.