Gaya APA
Sahakian, William S. (1968).
Systems of ethics and value theory (Cet.1).
New Jersey:
Littlefield Adams & Co..
Gaya Chicago
Sahakian, William S.
Systems of ethics and value theory.
Cet.1
New Jersey:
Littlefield Adams & Co.,
1968.
Text.
Gaya MLA
Sahakian, William S.
Systems of ethics and value theory.
Cet.1
New Jersey:
Littlefield Adams & Co.,
1968.
Text.
Gaya Turabian
Sahakian, William S.
Systems of ethics and value theory.
Cet.1
New Jersey:
Littlefield Adams & Co.,
1968.
Print.