Asphalt Institute. (1990). Asphalt pavement maintenance (3a. ed.). Asphalt Institute.
Tohutoru Kātū Chicago (17th ed.)Asphalt Institute. Asphalt Pavement Maintenance. 3a. ed. Lexington: Asphalt Institute, 1990.
Tohutoro MLA (9th ed.)Asphalt Institute. Asphalt Pavement Maintenance. 3a. ed. Asphalt Institute, 1990.
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