Tratman, R., & Fernow, B. (2023). Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Tratman, Russell, ба B.E Fernow. Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington, 2023.
MLA -ийн эшлэл (9 дэх хэвлэлт)Tratman, Russell, ба B.E Fernow. Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington, 2023.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.