APA (7th ed.) Citation

United States. Bureau of Entomology. (1886). [Announcement soliciting silk cocoons for Agriculture Department experiments, with shipping forms]. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Entomology. [Announcement Soliciting Silk Cocoons for Agriculture Department Experiments, with Shipping Forms]. [Washington]: [publisher not identified], 1886.

MLA (9th ed.) Citation

United States. Bureau of Entomology. [Announcement Soliciting Silk Cocoons for Agriculture Department Experiments, with Shipping Forms]. [publisher not identified], 1886.