Cita APA (7a ed.)

Planty-Bonjour, G., & Blakeley, T. J. (1967). The categories of dialectical materialism: Contemporary soviet ontology. D. Reidel.

Cita Chicago Style (17a ed.)

Planty-Bonjour, Guy, y Thomas J. Blakeley. The Categories of Dialectical Materialism: Contemporary Soviet Ontology. Dordrecht: D. Reidel, 1967.

Cita MLA (9a ed.)

Planty-Bonjour, Guy, y Thomas J. Blakeley. The Categories of Dialectical Materialism: Contemporary Soviet Ontology. D. Reidel, 1967.