APA (7e ed.) Bronvermelding

Cruz, C. L. (1995). Introduction to logic (4th edition.). National Book Store.

Chicago (17e ed.) Bronvermelding

Cruz, Corazon L. Introduction to Logic. 4th edition. Mandaluyong City: National Book Store, 1995.

MLA (9e ed.) Bronvermelding

Cruz, Corazon L. Introduction to Logic. 4th edition. National Book Store, 1995.