Tratman, R., & Fernow, B. (2023). Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington.
Lua i Stíl Chicago (17ú heag.)Tratman, Russell, agus B.E Fernow. Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington, 2023.
Lua MLA (9ú heag.)Tratman, Russell, agus B.E Fernow. Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington, 2023.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.