APA (7th ed.) Citation

Curtis, J., Curtis, W., & Lieberman, F. (1985). Return to these hills: The Vermont years of Calvin Coolidge. Curtis-Lieberman Books.

Chicago Style (17th ed.) Citation

Curtis, Jane, Will Curtis, and Frank Lieberman. Return to These Hills: The Vermont Years of Calvin Coolidge. Woodstock, Vt: Curtis-Lieberman Books, 1985.

MLA (9th ed.) Citation

Curtis, Jane, et al. Return to These Hills: The Vermont Years of Calvin Coolidge. Curtis-Lieberman Books, 1985.