Cita APA (7th ed.)

Gething, P. A. (2005). Potash facts. International Potash Institute.

Cita Chicago (17th ed.)

Gething, P. A. Potash Facts. Zurich: International Potash Institute, 2005.

Cita MLA (9th ed.)

Gething, P. A. Potash Facts. International Potash Institute, 2005.