APA (7th ed.) Citation

Darr, D. R. (1975). U.S. forest products trade policies: What are the options? U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station.

Chicago Style (17th ed.) Citation

Darr, David R. U.S. Forest Products Trade Policies: What Are the Options? Portland, Oreg: U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1975.

MLA (9th ed.) Citation

Darr, David R. U.S. Forest Products Trade Policies: What Are the Options? U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station, 1975.