Cita APA (7a ed.)

Gauthier, D. P. (1994). Breaking up: An essay on secession. [s.n.].

Cita Chicago Style (17a ed.)

Gauthier, David P. Breaking Up: An Essay on Secession. [S.l.]: [s.n.], 1994.

Cita MLA (9a ed.)

Gauthier, David P. Breaking Up: An Essay on Secession. [s.n.], 1994.