Dyfyniad APA

Piet, J. H., & Ayodhya Prasad. (2000). Encyclopaedia of ethics and logic: Formal logic. Cosmo Publications.

Dyfyniad Arddull Chicago

Piet, John H., and Ayodhya Prasad. Encyclopaedia of Ethics and Logic: Formal Logic. New Delhi: Cosmo Publications, 2000.

Dyfyniad MLA

Piet, John H., and Ayodhya Prasad. Encyclopaedia of Ethics and Logic: Formal Logic. Cosmo Publications, 2000.

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