APA-viite (7. p.)

Black, M. (1952). Critical Thinking: An introduction to logic and scientific Method (2nd ed.). Printice- Hall.

Chicago-viite (17. p.)

Black, Max. Critical Thinking: An Introduction to Logic and Scientific Method. 2nd ed. Englewood Clif.: Printice- Hall, 1952.

MLA-viite (9. p.)

Black, Max. Critical Thinking: An Introduction to Logic and Scientific Method. 2nd ed. Printice- Hall, 1952.