Symposium on Herbicides and Vegetation Management. (1967). Herbicides and vegetation management: Proceedings. School of Forestry, Oregon State University.
Čikaški stil citiranja (17. izdanje)Symposium on Herbicides and Vegetation Management. Herbicides and Vegetation Management: Proceedings. School of Forestry, Oregon State University, 1967.
MLA način citiranja (9. izdanje)Symposium on Herbicides and Vegetation Management. Herbicides and Vegetation Management: Proceedings. School of Forestry, Oregon State University, 1967.
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