Cita APA (7a ed.)

Arredondo, A. (1967). The colonization of North-America. [s.n.].

Cita Chicago Style (17a ed.)

Arredondo, Ana. The Colonization of North-America. [S.l.]: [s.n.], 1967.

Cita MLA (9a ed.)

Arredondo, Ana. The Colonization of North-America. [s.n.], 1967.