APA (7th ed.) Citation

Preston, R. N. (1974). Early California: Early forts, old mines, old town sites (Southern ed.). Western Guide Publishers.

Chicago Style (17th ed.) Citation

Preston, Ralph N. Early California: Early Forts, Old Mines, Old Town Sites. Southern ed. Corvallis, Or.: Western Guide Publishers, 1974.

MLA (9th ed.) Citation

Preston, Ralph N. Early California: Early Forts, Old Mines, Old Town Sites. Southern ed. Western Guide Publishers, 1974.