Tratman, R., & Fernow, B. (2023). Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रTratman, Russell, और B.E Fernow. Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington, 2023.
एमएलए (9वां संस्करण) प्रशस्ति पत्रTratman, Russell, और B.E Fernow. Report on the Substitution of Metal for Wood in Railroad Ties. Government Printing Office, Washington, 2023.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.