APA (7th ed.) Citation
McElroy, C. H., & Lienhart, D. A. (1993). Rock for erosion control. ASTM.
Chicago Style (17th ed.) Citation
McElroy, Charles H., and David A. Lienhart. Rock for Erosion Control. Philadelphia, PA: ASTM, 1993.
MLA (9th ed.) Citation
McElroy, Charles H., and David A. Lienhart. Rock for Erosion Control. ASTM, 1993.
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