APA aipamena

Randall, D. (2002). The polyurethanes book. New York: John Wiley & Sons, Ltd.

Chicago Style aipamena

Randall, David. The Polyurethanes Book. New York: John Wiley & Sons, Ltd, 2002.

MLA aipamena

Randall, David. The Polyurethanes Book. New York: John Wiley & Sons, Ltd, 2002.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.