APA (7th ed.) Citation

Wallraff, C. F. (1970). Karl Jaspers: An introd. to his philosophy. Princeton University Press.

Chicago Style (17th ed.) Citation

Wallraff, Charles F. Karl Jaspers: An Introd. to His Philosophy. Princeton, N.J.: Princeton University Press, 1970.

MLA (9th ed.) Citation

Wallraff, Charles F. Karl Jaspers: An Introd. to His Philosophy. Princeton University Press, 1970.