National Research Council (U.S.). Committee on High-School Biology Education & ebrary, Inc. (1990). Fulfilling the promise: Biology education in the nation's schools. National Academy Press.
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Dyfyniad Arddull Chicago
National Research Council (U.S.). Committee on High-School Biology Education and Inc ebrary. Fulfilling the Promise: Biology Education in the Nation's Schools. Washington, D.C.: National Academy Press, 1990.
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Dyfyniad MLA
National Research Council (U.S.). Committee on High-School Biology Education and Inc ebrary. Fulfilling the Promise: Biology Education in the Nation's Schools. National Academy Press, 1990.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.