Gaya APA

Popper, K. (:). Emancipation through knowledge. Dlm: Challenges to the enlightenment.Ed.by Kurtz, Paul & Madigan, Timothy J.1994, New York. . : .

Gaya MLA

Popper, Karl. "Emancipation through knowledge. Dlm: Challenges to the enlightenment.Ed.by Kurtz, Paul & Madigan, Timothy J.1994, New York.". : , :. Majalah.