Ritter, M. A., & Wacker, J. P. ;. T. (1995). Field performance of timber bridges: Cooper creek stress- laminated deck bridge. United state department of agriculture.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRitter, Michael A., और James P. ; Tice Wacker. Field Performance of Timber Bridges: Cooper Creek Stress- Laminated Deck Bridge. Washington DC: United state department of agriculture, 1995.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRitter, Michael A., और James P. ; Tice Wacker. Field Performance of Timber Bridges: Cooper Creek Stress- Laminated Deck Bridge. United state department of agriculture, 1995.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.