APA aipamena

(2005).  Handbook of petrochemicals production processes.  McGraw-Hill.

Chicago Style aipamena

 Handbook of Petrochemicals Production Processes.  McGraw-Hill, 2005.

MLA aipamena

 Handbook of Petrochemicals Production Processes.  McGraw-Hill, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.