APA stil citiranja
Singer, M. G. (1972). The basis of rights and duties: The basis of rights and duties. Philosophical Studies.
Chicago stil citiranjaSinger, Marcus G. "The basis of rights and duties: The basis of rights and duties." 1972.
MLA stil citiranjaSinger, Marcus G. "The basis of rights and duties: The basis of rights and duties." 1972.
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