APA (7th ed.) Citation

Nagel, G. L., & Nagel, J. (1978). Sarah Orne Jewett: A reference guide. G. K. Hall.

Chicago Style (17th ed.) Citation

Nagel, Gwen L., and James Nagel. Sarah Orne Jewett: A Reference Guide. Boston: G. K. Hall, 1978.

MLA (8th ed.) Citation

Nagel, Gwen L., and James Nagel. Sarah Orne Jewett: A Reference Guide. G. K. Hall, 1978.