APA (7th ed.) Citation

Blanshard, P. (1977). Classics of free thought. Prometheus Books.

Chicago Style (17th ed.) Citation

Blanshard, Paul. Classics of Free Thought. Buffalo [u.a.]: Prometheus Books, 1977.

MLA (9th ed.) Citation

Blanshard, Paul. Classics of Free Thought. Prometheus Books, 1977.