Deismireacht APA

Campbell, W. H. (1989). Quiet daily geomagnetic feilds. Birkhauser Verlag.

Chicago Edition Citation

Campbell, Wallace H. Quiet Daily Geomagnetic Feilds. Basel: Birkhauser Verlag, 1989.

Deismireacht MLA

Campbell, Wallace H. Quiet Daily Geomagnetic Feilds. Birkhauser Verlag, 1989.

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