Selected writings of Pierre-Joseph Proudhon.

MLA

Proudhon, Pierre-Joseph. Selected Writings of Pierre-joseph Proudhon. London: Macmillan, 1970.

APA

Proudhon, P. (1970). Selected writings of Pierre-Joseph Proudhon. London: Macmillan.

Chicago

Proudhon, Pierre-Joseph, Selected Writings of Pierre-Joseph Proudhon. London: Macmillan, 1970.