APA

Sims J. T., Sharpley A., . (2005). Phosphorus: agriculture and the environment = Fósforo: Agricultura y Medio Ambiente / J. T. Sims; A. N. Sharpley. Madison: American Society of Agronomy.

Chicago

Sims J Thomas, Sharpley Andrew, . 2005. Phosphorus: agriculture and the environment = Fósforo: Agricultura y Medio Ambiente / J. T. Sims; A. N. Sharpley. Madison: American Society of Agronomy.

Harvard

Sims J. T., Sharpley A., . (2005). Phosphorus: agriculture and the environment = Fósforo: Agricultura y Medio Ambiente / J. T. Sims; A. N. Sharpley. Madison: American Society of Agronomy.

MLA

Sims J Thomas, Sharpley Andrew, . Phosphorus: agriculture and the environment = Fósforo: Agricultura y Medio Ambiente / J. T. Sims; A. N. Sharpley. Madison: American Society of Agronomy. 2005.