Probst, P., Dorst, J., Aranalde, J. M., & Lekuona, M. d. (1970). Egaztien mundua. Timun Mas [etc.].
Chicago Style (17th ed.) CitationProbst, Pierre, Jean Dorst, Jose Mari Aranalde, and Manuel de Lekuona. Egaztien Mundua. Barcelona [etc.]: Timun Mas [etc.], 1970.
MLA (9th ed.) CitationProbst, Pierre, et al. Egaztien Mundua. Timun Mas [etc.], 1970.
Warning: These citations may not always be 100% accurate.