Cita APA (7a ed.)

Gremler, D. D., & Brown, S. W. (1996). Service loyalty: Its nature, importance, and implications. [s.n.].

Cita Chicago Style (17a ed.)

Gremler, Dwayne D., y Stephen W. Brown. Service Loyalty: Its Nature, Importance, and Implications. [S.l.]: [s.n.], 1996.

Cita MLA (9a ed.)

Gremler, Dwayne D., y Stephen W. Brown. Service Loyalty: Its Nature, Importance, and Implications. [s.n.], 1996.