APA-referens (7:e uppl.)

Putnam, L. (2006). Contact zones: Heterogeneity and boundaries in Caribbean Central America at the star of the twentieth century. Iberoamericana.

Chicago-referens (17:e uppl.)

Putnam, Lara. Contact Zones: Heterogeneity and Boundaries in Caribbean Central America at the Star of the Twentieth Century. Madrid: Iberoamericana, 2006.

MLA-referens (9:e uppl.)

Putnam, Lara. Contact Zones: Heterogeneity and Boundaries in Caribbean Central America at the Star of the Twentieth Century. Iberoamericana, 2006.