Scheffler, S. (2001). Boundaries and allegiances: Problems of justice and responsibility in liberal thought. Oxford University Press.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিScheffler, Samuel. Boundaries and Allegiances: Problems of Justice and Responsibility in Liberal Thought. Oxford University Press, 2001.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিScheffler, Samuel. Boundaries and Allegiances: Problems of Justice and Responsibility in Liberal Thought. Oxford University Press, 2001.
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