APA (7th ed.) Citation

Marx , K., Engels , F., & Molitor , J. Correspondance. Costes.

Chicago Style (17th ed.) Citation

Marx , Karl, Friedrich Engels , and Jean Molitor. Correspondance. Paris: Costes.

MLA (8th ed.) Citation

Marx , Karl, et al. Correspondance. Costes.

Warning: These citations may not always be 100% accurate.