APA aipamena

Frank Ackerman. (2008). Poisoned for Pennies. The Economics of Toxics and Precaution.

Chicago Style aipamena

Frank Ackerman. Poisoned for Pennies. The Economics of Toxics and Precaution. 2008.

MLA aipamena

Frank Ackerman. Poisoned for Pennies. The Economics of Toxics and Precaution. 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.