APA (7th ed.) Citation
Kant, I. (1974). On the old saw: That may be right in theory but it won't work in practice. University of Pennsylvania Press.
Chicago Style (17th ed.) Citation
Kant, Immanuel. On the Old Saw: That May Be Right in Theory but It Won't Work in Practice. Philadelphia: University of Pennsylvania Press, 1974.
MLA (9th ed.) Citation
Kant, Immanuel. On the Old Saw: That May Be Right in Theory but It Won't Work in Practice. University of Pennsylvania Press, 1974.
Warning: These citations may not always be 100% accurate.