APA (7th ed.) Citation

Pericot García, L., Castillo, A. d., & Vicens Vives, J. (1970). Polis: Historia universal (15. ed.). Vicens-Vives.

Chicago Style (17th ed.) Citation

Pericot García, Luis, Alberto del Castillo, and Jaime Vicens Vives. Polis: Historia Universal. 15. ed. Barcelona: Vicens-Vives, 1970.

MLA (9th ed.) Citation

Pericot García, Luis, et al. Polis: Historia Universal. 15. ed. Vicens-Vives, 1970.

Warning: These citations may not always be 100% accurate.