Gaya APA

Paul, Richard W, Elder, Linda. (2002). Critical Thinking: Tools for taking charge of your professional and personal life . New York: Prentice Hall.

Gaya Chicago

Paul, Richard W, Elder, Linda. Critical Thinking: Tools for taking charge of your professional and personal life. New York: Prentice Hall, 2002. Text.

Gaya MLA

Paul, Richard W, Elder, Linda. Critical Thinking: Tools for taking charge of your professional and personal life. New York: Prentice Hall, 2002. Text.

Gaya Turabian

Paul, Richard W, Elder, Linda. Critical Thinking: Tools for taking charge of your professional and personal life. New York: Prentice Hall, 2002. Print.