Cita APA (American Psychological Association)

Urremendi (Gernika-Lumo) & Urremendi. (200). Urdaibai. Urremendi [etc.].

Citación Chicago Style

Urremendi (Gernika-Lumo) and Urremendi. Urdaibai. [Gernika-Lumo]: Urremendi [etc.], 200.

Cita MLA (Modern Language Association of America)

Urremendi (Gernika-Lumo) and Urremendi. Urdaibai. Urremendi [etc.], 200.