Dyfyniad APA

John R Holum. (1977). Topics and Terms in Enviornmental Problems. A Wiley-Interscience Publication.

Dyfyniad Arddull Chicago

John R Holum. Topics and Terms in Enviornmental Problems. A Wiley-Interscience Publication, 1977.

Dyfyniad MLA

John R Holum. Topics and Terms in Enviornmental Problems. A Wiley-Interscience Publication, 1977.

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