APA (7th ed.) Citation

Nickels, S., Kallas, H., & Friedman, P. (1973). Finland; an introduction. Praeger.

Chicago Style (17th ed.) Citation

Nickels, Sylvie, Hillar Kallas, and Philippa Friedman. Finland; an Introduction. New York: Praeger, 1973.

MLA (9th ed.) Citation

Nickels, Sylvie, et al. Finland; an Introduction. Praeger, 1973.