Dyfyniad APA

Chakraborti & Chhanda. (2007). Logic: Informal, Symbolic and Inductive (2nd ed.). Prentice-Hall of India.

Dyfyniad Arddull Chicago

Chakraborti and Chhanda. Logic: Informal, Symbolic and Inductive. 2nd ed. New Delhi: Prentice-Hall of India, 2007.

Dyfyniad MLA

Chakraborti and Chhanda. Logic: Informal, Symbolic and Inductive. 2nd ed. Prentice-Hall of India, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.