APA (7th ed.) Citation

Kelsen, H., Kelsen, H., Kraus, W. H., & Wedberg, A. E. O. (1961). General theory of law and state. Russell & Russell.

Chicago Style (17th ed.) Citation

Kelsen, Hans, Hans Kelsen, Wolfgang Herbert Kraus, and Anders Erik Otto Wedberg. General Theory of Law and State. New York: Russell & Russell, 1961.

MLA (9th ed.) Citation

Kelsen, Hans, et al. General Theory of Law and State. Russell & Russell, 1961.