Hillegas-Elting, J. V. (2018). Speaking for the river: Confronting pollution on the Willamette, 1920s-1970s. Oregon State University Press.
Citação do estilo Chicago (17ª ed.)Hillegas-Elting, James V. Speaking for the River: Confronting Pollution on the Willamette, 1920s-1970s. Corvallis: Oregon State University Press, 2018.
Citação MLA (9ª ed.)Hillegas-Elting, James V. Speaking for the River: Confronting Pollution on the Willamette, 1920s-1970s. Oregon State University Press, 2018.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.