Levinson, S. (1995). Responding to imperfection: The theory and practice of constitutional amendment. Princeton University Press.
Čikaški stil citiranja (17. izdanje)Levinson, Sanford. Responding to Imperfection: The Theory and Practice of Constitutional Amendment. Princeton, N.J: Princeton University Press, 1995.
MLA način citiranja (9. izdanje)Levinson, Sanford. Responding to Imperfection: The Theory and Practice of Constitutional Amendment. Princeton University Press, 1995.
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