APA引文

McArdle, R. E., & Meyer, W. H. (1930). The yield of Douglas fir in the Pacific northwest. [U.S. Govt. print. off.].

Chicago Style (17th ed.) Citation

McArdle, Richard E., and Walter H. Meyer. The Yield of Douglas Fir in the Pacific Northwest. Washington: [U.S. Govt. print. off.], 1930.

MLA引文

McArdle, Richard E., and Walter H. Meyer. The Yield of Douglas Fir in the Pacific Northwest. [U.S. Govt. print. off.], 1930.

警告：這些引文格式不一定是100％准確.