(2016). Final record of decision for the Granite Creek Watershed Mining Project environmental impact statement: North Fork John Day Ranger District Umatilla National Forest Whitman Ranger District - Wallowa-Whitman National Forest Grant counties, Oregon.
Παραπομπή σε μορφή Chicago (17η εκδ.)Final Record of Decision for the Granite Creek Watershed Mining Project Environmental Impact Statement: North Fork John Day Ranger District Umatilla National Forest Whitman Ranger District - Wallowa-Whitman National Forest Grant Counties, Oregon. 2016.
Παραπομπή σε μορφή MLA (9th εκδ.)Final Record of Decision for the Granite Creek Watershed Mining Project Environmental Impact Statement: North Fork John Day Ranger District Umatilla National Forest Whitman Ranger District - Wallowa-Whitman National Forest Grant Counties, Oregon. 2016.