APA (7th ed.) Citation

Cunningham, I., & Mitchell, M. (1977). After ninety. University of Washington Press.

Chicago Style (17th ed.) Citation

Cunningham, Imogen, and Margaretta Mitchell. After Ninety. Seattle: University of Washington Press, 1977.

MLA (9th ed.) Citation

Cunningham, Imogen, and Margaretta Mitchell. After Ninety. University of Washington Press, 1977.