Dyfyniad APA

Kelley, T. (2013). Environmental Health Resilience. Libertas Academica.

Dyfyniad Arddull Chicago

Kelley, Tim. Environmental Health Resilience. Libertas Academica, 2013.

Dyfyniad MLA

Kelley, Tim. Environmental Health Resilience. Libertas Academica, 2013.

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