APA (7th ed.) Citation

Ek, J. (1974). Trace elements in till, vegetation and water over a sulphide ore in Västerbotten County, Northern Sweden.

Chicago Style (17th ed.) Citation

Ek, John. Trace Elements in Till, Vegetation and Water over a Sulphide Ore in Västerbotten County, Northern Sweden. Stockholm, 1974.

MLA (9th ed.) Citation

Ek, John. Trace Elements in Till, Vegetation and Water over a Sulphide Ore in Västerbotten County, Northern Sweden. 1974.

Warning: These citations may not always be 100% accurate.