Gaya APA
Schnell, W.J. (1960).
Thirty Years a Watch Tower Slave .
Michigan:
Baker Book House.
Gaya Chicago
Schnell, W.J.
Thirty Years a Watch Tower Slave.
Michigan:
Baker Book House,
1960.
Text.
Gaya MLA
Schnell, W.J.
Thirty Years a Watch Tower Slave.
Michigan:
Baker Book House,
1960.
Text.
Gaya Turabian
Schnell, W.J.
Thirty Years a Watch Tower Slave.
Michigan:
Baker Book House,
1960.
Print.