APA (7th ed.) Citation

Colson, P. (1970). Their ruling passions. Books for Libraries Press.

Chicago Style (17th ed.) Citation

Colson, Percy. Their Ruling Passions. Freeport, N.Y.: Books for Libraries Press, 1970.

MLA (9th ed.) Citation

Colson, Percy. Their Ruling Passions. Books for Libraries Press, 1970.

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