Gaya APA
Smoker, Barbara. (1973).
Humanism (1).
London:
Ward Lock Educational.
Gaya Chicago
Smoker, Barbara.
Humanism.
1
London:
Ward Lock Educational,
1973.
Text.
Gaya MLA
Smoker, Barbara.
Humanism.
1
London:
Ward Lock Educational,
1973.
Text.
Gaya Turabian
Smoker, Barbara.
Humanism.
1
London:
Ward Lock Educational,
1973.
Print.