APA (7th ed.) Citation

Gerhard, P. (1993). The north frontier of New Spain (Rev. ed.). University of Oklahoma Press.

Chicago Style (17th ed.) Citation

Gerhard, Peter. The North Frontier of New Spain. Rev. ed. Norman: University of Oklahoma Press, 1993.

MLA (9th ed.) Citation

Gerhard, Peter. The North Frontier of New Spain. Rev. ed. University of Oklahoma Press, 1993.