Symposium on the Management of Lodgepole Pine to Minimize Losses to the Mountain Pine Beetle. (1989). Management of lodgepole pine to minimize losses to the mountain pine beetle: Proceedings. United States Department of Agriculture.
Lua i Stíl Chicago (17ú heag.)Symposium on the Management of Lodgepole Pine to Minimize Losses to the Mountain Pine Beetle. Management of Lodgepole Pine to Minimize Losses to the Mountain Pine Beetle: Proceedings. United States: United States Department of Agriculture, 1989.
Lua MLA (9ú heag.)Symposium on the Management of Lodgepole Pine to Minimize Losses to the Mountain Pine Beetle. Management of Lodgepole Pine to Minimize Losses to the Mountain Pine Beetle: Proceedings. United States Department of Agriculture, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.