Tohutoro APA (7th ed.)

(1991). Proceedings of the 1990 Billings Land Reclamation Symposium on Selenium in Arid and Semiarid Environments, Western United States / by R.C. Severson, Scott E. Fisher, Jr., and L.P. Gough, editors.

Tohutoru Kātū Chicago (17th ed.)

Proceedings of the 1990 Billings Land Reclamation Symposium on Selenium in Arid and Semiarid Environments, Western United States / by R.C. Severson, Scott E. Fisher, Jr., and L.P. Gough, Editors. 1991.

Tohutoro MLA (9th ed.)

Proceedings of the 1990 Billings Land Reclamation Symposium on Selenium in Arid and Semiarid Environments, Western United States / by R.C. Severson, Scott E. Fisher, Jr., and L.P. Gough, Editors. 1991.