Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Warren, Debra D. and United States. Dept. of Agriculture","Production, prices, employment, and trade in northwest forest industries, second quarter 1997",,"United States Department of Agriculture, Forest Service, Pacific Northwest Research Station",1998,USDA Forest Service resource bulletin PNW,,,,https://cir.nii.ac.jp/crid/1130855334280885129