Hal, J. a. (1972). Forest fuels, prescribed fire, and air quality. Pacific Northwest Forest and Range Experiment Station Forest Service U.S. Department of Agriculture Portland.
Chicago Style (17th ed.) CitationHal, J. alfred. Forest Fuels, Prescribed Fire, and Air Quality. Oregon: Pacific Northwest Forest and Range Experiment Station Forest Service U.S. Department of Agriculture Portland, 1972.
ציטוט MLAHal, J. alfred. Forest Fuels, Prescribed Fire, and Air Quality. Pacific Northwest Forest and Range Experiment Station Forest Service U.S. Department of Agriculture Portland, 1972.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.