Wall, J. D. (1980). Environmental management handbook for the hydrocarbon processing industries. Gulf Pub.
Lua i Stíl Chicago (17ú heag.)Wall, James D. Environmental Management Handbook for the Hydrocarbon Processing Industries. Houston, TX: Gulf Pub, 1980.
Lua MLA (9ú heag.)Wall, James D. Environmental Management Handbook for the Hydrocarbon Processing Industries. Gulf Pub, 1980.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.