APA (7th ed.) Citation

Young, D. K. (1983). A catalog of the Coleoptera of America north of Mexico: Family: Pyrochroidae. U.S. Dept. of Agriculture.

Chicago Style (17th ed.) Citation

Young, Daniel K. A Catalog of the Coleoptera of America North of Mexico: Family: Pyrochroidae. Washington, D.C.: U.S. Dept. of Agriculture, 1983.

MLA (9th ed.) Citation

Young, Daniel K. A Catalog of the Coleoptera of America North of Mexico: Family: Pyrochroidae. U.S. Dept. of Agriculture, 1983.