APA (7th ed.) Citation

Vuillemin, J. (1986). What are philosophical systemsn. Cambridge University Press.

Chicago Style (17th ed.) Citation

Vuillemin, Jules. What Are Philosophical Systemsn. Cambridge: Cambridge University Press, 1986.

MLA (9th ed.) Citation

Vuillemin, Jules. What Are Philosophical Systemsn. Cambridge University Press, 1986.