Pilot plant: The U.P. Paper Mill and the fascinating pulp-and-paper industry. The U.P. Engineer.
Lua i Stíl Chicago (17ú heag.)"Pilot Plant: The U.P. Paper Mill and the Fascinating Pulp-and-paper Industry." The U.P. Engineer .
Lua MLA (9ú heag.)"Pilot Plant: The U.P. Paper Mill and the Fascinating Pulp-and-paper Industry." The U.P. Engineer, .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.