APA (7 वां संस्करण) प्रशस्ति पत्र
American Association of State Highway and Transportation Officials. (2002). Standard specifications for transportation materials and methods of sampling and testing (22nd ed.). American Association of State Highway and Transportation Officials.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
American Association of State Highway and Transportation Officials. Standard Specifications for Transportation Materials and Methods of Sampling and Testing. 22nd ed. Washington: American Association of State Highway and Transportation Officials, 2002.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
American Association of State Highway and Transportation Officials. Standard Specifications for Transportation Materials and Methods of Sampling and Testing. 22nd ed. American Association of State Highway and Transportation Officials, 2002.
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