Dyfyniad APA

Macfadyen, A. Animal ecology: :Aims and methods, 2nd ed. Pit man.

Dyfyniad Arddull Chicago

Macfadyen, A. Animal Ecology: :Aims and Methods, 2nd Ed. Pit man.

Dyfyniad MLA

Macfadyen, A. Animal Ecology: :Aims and Methods, 2nd Ed. Pit man.

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