APA

Reiman M., Clay D. E., Carlson C. G., Clay S. A., Reicks G., Clay D. W. & Humburg D. E. (20090226). Manure placement depth impacts on crop yields and N retained in soil. : Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes.

Chicago

Reiman M, Clay D E, Carlson C G, Clay S A, Reicks G, Clay D W and Humburg D E. 20090226. Manure placement depth impacts on crop yields and N retained in soil. : Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes.

Harvard

Reiman M., Clay D. E., Carlson C. G., Clay S. A., Reicks G., Clay D. W. and Humburg D. E. (20090226). Manure placement depth impacts on crop yields and N retained in soil. : Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes.

MLA

Reiman M, Clay D E, Carlson C G, Clay S A, Reicks G, Clay D W and Humburg D E. Manure placement depth impacts on crop yields and N retained in soil. : Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes. 20090226.