SpringerLink (Online service), & Heck, K. L. J. (1987). Ecological Studies in the Middle Reach of Chesapeake Bay: Calvert Cliffs (1st ed. 1987.). New York, NY: Springer New York : Imprint: Springer.
Citación estilo ChicagoSpringerLink (Online service), y Kenneth L. Jr Heck. Ecological Studies in the Middle Reach of Chesapeake Bay: Calvert Cliffs. 1st ed. 1987. New York, NY: Springer New York : Imprint: Springer, 1987.
Cita MLASpringerLink (Online service), y Kenneth L. Jr Heck. Ecological Studies in the Middle Reach of Chesapeake Bay: Calvert Cliffs. 1st ed. 1987. New York, NY: Springer New York : Imprint: Springer, 1987.
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