APA (7th ed.) Citation

Leblanc, H. (1955). An introduction to deductive logic. John Wiley & Sons.

Chicago Style (17th ed.) Citation

Leblanc, Hughes. An Introduction to Deductive Logic. Nueva York: John Wiley & Sons, 1955.

MLA (9th ed.) Citation

Leblanc, Hughes. An Introduction to Deductive Logic. John Wiley & Sons, 1955.