APA (7th ed.) Citation

Roberts, D. D. (1973). The existential graphs of Charles S. Peirce. Mouton.

Chicago Style (17th ed.) Citation

Roberts, Don D. The Existential Graphs of Charles S. Peirce. The Hague: Mouton, 1973.

MLA (9th ed.) Citation

Roberts, Don D. The Existential Graphs of Charles S. Peirce. Mouton, 1973.

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