APA (7th ed.) Citation

Pericot, L., Castillo, A., & Vicens Vives, J. (1974). Polis: : historia universal (18a ed., 2a reed.). Vicens-Vives.

Chicago Style (17th ed.) Citation

Pericot, Luis, Alberto Castillo, and Jaime Vicens Vives. Polis: : Historia Universal. 18a ed., 2a reed. Barcelona: Vicens-Vives, 1974.

MLA (9th ed.) Citation

Pericot, Luis, et al. Polis: : Historia Universal. 18a ed., 2a reed. Vicens-Vives, 1974.