Piper, D. Z., Isaacs, C. M., & Medrano, M. D. (1993). Cooccurrence of Fe-, Fe-Ca-, and Ca-phosphate minerals in concretions within the Monterey Formation: A record of uplift of the Santa Maria Basin, California. U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationPiper, David Z., Caroline M. Isaacs, and M. D. Medrano. Cooccurrence of Fe-, Fe-Ca-, and Ca-phosphate Minerals in Concretions Within the Monterey Formation: A Record of Uplift of the Santa Maria Basin, California. [Reston, Va.]: U.S. Department of the Interior, U.S. Geological Survey, 1993.
MLA (8th ed.) CitationPiper, David Z., et al. Cooccurrence of Fe-, Fe-Ca-, and Ca-phosphate Minerals in Concretions Within the Monterey Formation: A Record of Uplift of the Santa Maria Basin, California. U.S. Department of the Interior, U.S. Geological Survey, 1993.