APA (7th ed.) Citation

Marvin, M., & Robertson, E. (1976). The colonial frontier. Bowmar.

Chicago Style (17th ed.) Citation

Marvin, Mariah, and Earl Robertson. The Colonial Frontier. Los Angeles, Calif: Bowmar, 1976.

MLA (9th ed.) Citation

Marvin, Mariah, and Earl Robertson. The Colonial Frontier. Bowmar, 1976.