APA (7th ed.) Citation

Cowles, V. (1949). No cause for alarm ([1st ed.].). Harper.

Chicago Style (17th ed.) Citation

Cowles, Virginia. No Cause for Alarm. [1st ed.]. New York: Harper, 1949.

MLA (9th ed.) Citation

Cowles, Virginia. No Cause for Alarm. [1st ed.]. Harper, 1949.