APA (7th ed.) Citation

Hoff, R. J., & Minggao, S. (1994). Genetic variation in susceptibility of lodgepole pine to western gall rust in the inland Northwest. U.S. Department of Agriculture, Forest Service, Intermountain Research Station.

Chicago Style (17th ed.) Citation

Hoff, R. J., and Sun Minggao. Genetic Variation in Susceptibility of Lodgepole Pine to Western Gall Rust in the Inland Northwest. [Ogden, Utah?]: U.S. Department of Agriculture, Forest Service, Intermountain Research Station, 1994.

MLA (9th ed.) Citation

Hoff, R. J., and Sun Minggao. Genetic Variation in Susceptibility of Lodgepole Pine to Western Gall Rust in the Inland Northwest. U.S. Department of Agriculture, Forest Service, Intermountain Research Station, 1994.