APA

Olk D. C., Bloom P. R., Perdue E. M., McKnight D. M., Chen Y., Farenhorst A., Senesi N., Chin Y., Schmitt-Koplin P., Hertkorn N. & Harir M. (20191212). Environmental and Agricultural Relevance of Humic Fractions Extracted by Alkali from Soils and Natural Waters. : Journal of environmental quality.

Chicago

Olk D C, Bloom P R, Perdue E M, McKnight D M, Chen Y, Farenhorst A, Senesi N, Chin Y-P, Schmitt-Koplin P, Hertkorn N and Harir M. 20191212. Environmental and Agricultural Relevance of Humic Fractions Extracted by Alkali from Soils and Natural Waters. : Journal of environmental quality.

Harvard

Olk D. C., Bloom P. R., Perdue E. M., McKnight D. M., Chen Y., Farenhorst A., Senesi N., Chin Y., Schmitt-Koplin P., Hertkorn N. and Harir M. (20191212). Environmental and Agricultural Relevance of Humic Fractions Extracted by Alkali from Soils and Natural Waters. : Journal of environmental quality.

MLA

Olk D C, Bloom P R, Perdue E M, McKnight D M, Chen Y, Farenhorst A, Senesi N, Chin Y-P, Schmitt-Koplin P, Hertkorn N and Harir M. Environmental and Agricultural Relevance of Humic Fractions Extracted by Alkali from Soils and Natural Waters. : Journal of environmental quality. 20191212.