Cita APA (7a ed.)

Soil Science Society of America, American Society of Agronomy, & Jacobs, L. (1989). SELENIUM in agriculture and the environment. ASA.

Cita Chicago Style (17a ed.)

Soil Science Society of America, American Society of Agronomy, y L.W Jacobs. SELENIUM in Agriculture and the Environment. Madison, Wis.: ASA, 1989.

Cita MLA (8a ed.)

Soil Science Society of America, et al. SELENIUM in Agriculture and the Environment. ASA, 1989.