APA (7th ed.) Citation

Walsh, W. H. (1967). An introduction to philosophy of history (3a. ed.). Hutchinson University.

Chicago Style (17th ed.) Citation

Walsh, W. H. An Introduction to Philosophy of History. 3a. ed. Londres: Hutchinson University, 1967.

MLA (9th ed.) Citation

Walsh, W. H. An Introduction to Philosophy of History. 3a. ed. Hutchinson University, 1967.