Cita APA (American Psychological Association)

González Bastida, M., Elexpuru Arregi, J. M., & Caja Laboral Popular. (1989). San Martzial ikuskizuna. Caja Laboral Popular = Lan Kide Aurrezkia.

Citación Chicago Style

González Bastida, Miguel, Juan Martin Elexpuru Arregi, and Caja Laboral Popular. San Martzial Ikuskizuna. [Bergara?]: Caja Laboral Popular = Lan Kide Aurrezkia, 1989.

Cita MLA (Modern Language Association of America)

González Bastida, Miguel, et al. San Martzial Ikuskizuna. Caja Laboral Popular = Lan Kide Aurrezkia, 1989.