APA引文

Isaac, L. A. (1949). Better Douglas fir forests from better seed. University of Washington Press.

Chicago Style (17th ed.) Citation

Isaac, Leo A. Better Douglas Fir Forests from Better Seed. Seattle: University of Washington Press, 1949.

MLA引文

Isaac, Leo A. Better Douglas Fir Forests from Better Seed. University of Washington Press, 1949.

警告：這些引文格式不一定是100％准確.