APA (7 वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, De Leon, D. A., & Aragon, P. R. (2012). Trace elements: Environmental sources, geochemistry and human health. Nova Science Publishers.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, Diego Alejandro De Leon, और Paloma Raquel Aragon. Trace Elements: Environmental Sources, Geochemistry and Human Health. Hauppauge, N.Y.: Nova Science Publishers, 2012.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

ebrary, Inc, et al. Trace Elements: Environmental Sources, Geochemistry and Human Health. Nova Science Publishers, 2012.

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