APA aipamena

Levinson. Nullification and Secession in Modern Constitutional Thought. University Press of Kansas.

Chicago Style aipamena

Levinson. Nullification and Secession in Modern Constitutional Thought. University Press of Kansas.

MLA aipamena

Levinson. Nullification and Secession in Modern Constitutional Thought. University Press of Kansas.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.