Kelly, J. (1997). The Essence of Logic: The Essence of Logic. Prentice-Hall of India.
Chicago Style (17th ed.) CitationKelly, John. The Essence of Logic: The Essence of Logic. New Delhi: Prentice-Hall of India, 1997.
MLA (9th ed.) CitationKelly, John. The Essence of Logic: The Essence of Logic. Prentice-Hall of India, 1997.
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