APA (7th ed.) Citation

Rescher, N. (1993). A system of pragmatic idealism. A system of pragmatic idealism.

Chicago Style (17th ed.) Citation

Rescher, Nicholas. "A System of Pragmatic Idealism." A System of Pragmatic Idealism 1993.

MLA (8th ed.) Citation

Rescher, Nicholas. "A System of Pragmatic Idealism." A System of Pragmatic Idealism, 1993.

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