APA (7th ed.) Citation

Hyndman, H. M., & Hobson, J. A. (1967). Commercial crises of the nineteenth century. Kelley.

Chicago Style (17th ed.) Citation

Hyndman, H. M., and J. A. Hobson. Commercial Crises of the Nineteenth Century. New York: Kelley, 1967.

MLA (9th ed.) Citation

Hyndman, H. M., and J. A. Hobson. Commercial Crises of the Nineteenth Century. Kelley, 1967.