Geological Survey (U.S.), Haney, E. M., & Grolier, M. J. (1991). Geologic map of major Quaternary eolian features, northern and central coastal Peru. The Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.), Eileen M. Haney, and Maurice J. Grolier. Geologic Map of Major Quaternary Eolian Features, Northern and Central Coastal Peru. Reston, Va.: The Survey, 1991.
MLA (8th ed.) CitationGeological Survey (U.S.), et al. Geologic Map of Major Quaternary Eolian Features, Northern and Central Coastal Peru. The Survey, 1991.
Warning: These citations may not always be 100% accurate.