APA (7th ed.) Citation

United States. Bureau of Entomology & Hopkins, A. D. (1918). Kerosene emulsion, its preparation and use. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Entomology and A. D. Hopkins. Kerosene Emulsion, Its Preparation and Use. Washington: [publisher not identified], 1918.

MLA (9th ed.) Citation

United States. Bureau of Entomology and A. D. Hopkins. Kerosene Emulsion, Its Preparation and Use. [publisher not identified], 1918.

Warning: These citations may not always be 100% accurate.