DERUCHER, K. N. Materials for Civil and Highway Engineers. Prentice-Hall.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDERUCHER, Kenneth N. Materials for Civil and Highway Engineers. Prentice-Hall.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDERUCHER, Kenneth N. Materials for Civil and Highway Engineers. Prentice-Hall.
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