Citação norma APA

Steding, D. J., Dunlap, C. E., & Flegal, A. R. (2000). New isotopic evidence for chronic lead contamination in the San Francisco Bay estuary system: Implications for the persistence of past industrial lead emissions in the biosphere. Proc Natl Acad Sci U S A.

Citação norma Chicago

Steding, Douglas J., Charles E. Dunlap, and A. Russell Flegal. "New Isotopic Evidence for Chronic Lead Contamination in the San Francisco Bay Estuary System: Implications for the Persistence of Past Industrial Lead Emissions in the Biosphere." Proc Natl Acad Sci U S A 2000.

Citação norma MLA

Steding, Douglas J., Charles E. Dunlap, and A. Russell Flegal. "New Isotopic Evidence for Chronic Lead Contamination in the San Francisco Bay Estuary System: Implications for the Persistence of Past Industrial Lead Emissions in the Biosphere." Proc Natl Acad Sci U S A 2000.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.