APA aipamena

Eckersten, H. (1985). Willow growth as a function of climate, water and nitrogen. Swedish University of Agricultural Sciences, Dept. of Ecology and Environmental Research.

Chicago Style aipamena

Eckersten, Henrik. Willow Growth as a Function of Climate, Water and Nitrogen. Uppsala: Swedish University of Agricultural Sciences, Dept. of Ecology and Environmental Research, 1985.

MLA aipamena

Eckersten, Henrik. Willow Growth as a Function of Climate, Water and Nitrogen. Swedish University of Agricultural Sciences, Dept. of Ecology and Environmental Research, 1985.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.