APA (7th ed.) Citation

Keifer, H. H. Eriophyid studies. [Entomology Research Division, Agricultural Research Service, U.S. Dept. of Agriculture.].

Chicago Style (17th ed.) Citation

Keifer, Hartford H. Eriophyid Studies. [Sacramento, Calif.]: [Entomology Research Division, Agricultural Research Service, U.S. Dept. of Agriculture.].

MLA (9th ed.) Citation

Keifer, Hartford H. Eriophyid Studies. [Entomology Research Division, Agricultural Research Service, U.S. Dept. of Agriculture.].