APA (7th ed.) Citation

Wells, A. A. M., & Harrison, M. (1969). Early nineteenth century (1. publ., 3. impression.). Allen & Unwin.

Chicago Style (17th ed.) Citation

Wells, A. A. M., and Molly Harrison. Early Nineteenth Century. 1. publ., 3. impression. London: Allen & Unwin, 1969.

MLA (9th ed.) Citation

Wells, A. A. M., and Molly Harrison. Early Nineteenth Century. 1. publ., 3. impression. Allen & Unwin, 1969.