APA (7th ed.) Citation

Toye, R. (1982). The Agatha Christie who's who. Greenwich House.

Chicago Style (17th ed.) Citation

Toye, Randall. The Agatha Christie Who's Who. New York: Greenwich House, 1982.

MLA (9th ed.) Citation

Toye, Randall. The Agatha Christie Who's Who. Greenwich House, 1982.

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