Tratman, R., & Fernow, B. (2023). Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington.
Čikaški stil citiranja (17. izdanje)Tratman, Russell, i B.E Fernow. Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington, 2023.
MLA način citiranja (9. izdanje)Tratman, Russell, i B.E Fernow. Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington, 2023.
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