APA (7th ed.) Citation

Beers, H. P. (1975). The western military frontier, 1815-1846. Porcupine Press.

Chicago Style (17th ed.) Citation

Beers, Henry Putney. The Western Military Frontier, 1815-1846. Philadelphia: Porcupine Press, 1975.

MLA (8th ed.) Citation

Beers, Henry Putney. The Western Military Frontier, 1815-1846. Porcupine Press, 1975.

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