APA (7th ed.) Citation

(1977). Agatha Christie, first lady of crime. Holt, Rinehart and Winston.

Chicago Style (17th ed.) Citation

Agatha Christie, First Lady of Crime. New York: Holt, Rinehart and Winston, 1977.

MLA (9th ed.) Citation

Agatha Christie, First Lady of Crime. Holt, Rinehart and Winston, 1977.

Warning: These citations may not always be 100% accurate.