(1956). Rock and log structures for scientific trout stream management.
Lua i Stíl Chicago (17ú heag.)Rock and Log Structures for Scientific Trout Stream Management. Boulder, Colo, 1956.
Lua MLA (8ú heag.)Rock and Log Structures for Scientific Trout Stream Management. 1956.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.