Gaya APA
Light from the sky. (1980).
San Fransisco:
W.H. Freeman.
Gaya Chicago
Light from the sky.
.
San Fransisco:
W.H. Freeman,
1980.
Text.
Gaya MLA
Light from the sky.
.
San Fransisco:
W.H. Freeman,
1980.
Text.
Gaya Turabian
Light from the sky.
San Fransisco:
W.H. Freeman,
1980.
Print.