Cofnodi Dyfyniadau
Dyfyniad APA
Emmel, T. C. (1977). Global perspectives on ecology. Mayfield.
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Dyfyniad Arddull Chicago
Emmel, Thomas C. Global Perspectives on Ecology. Calif.: Mayfield, 1977.
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Dyfyniad MLA
Emmel, Thomas C. Global Perspectives on Ecology. Mayfield, 1977.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.