APA (7th ed.) Citation

Venn, J. (1972). The principles of empirical or inductive logic. B. Franklin.

Chicago Style (17th ed.) Citation

Venn, John. The Principles of Empirical or Inductive Logic. New York: B. Franklin, 1972.

MLA (9th ed.) Citation

Venn, John. The Principles of Empirical or Inductive Logic. B. Franklin, 1972.