APA (7th ed.) Citation

Proudhon, P. (1972). System of economical contradictions: Or, The Philosophy of misery. Arno Press.

Chicago Style (17th ed.) Citation

Proudhon, P.-J. System of Economical Contradictions: Or, The Philosophy of Misery. New York: Arno Press, 1972.

MLA (8th ed.) Citation

Proudhon, P.-J. System of Economical Contradictions: Or, The Philosophy of Misery. Arno Press, 1972.