APA (7th ed.) Citation

Smithsonian Institution. (1943). The musculature of the labrum, labium, and pharyngeal region of adult and immature Coleoptera. [s.n.].

Chicago Style (17th ed.) Citation

Smithsonian Institution. The Musculature of the Labrum, Labium, and Pharyngeal Region of Adult and Immature Coleoptera. [Washington]: [s.n.], 1943.

MLA (9th ed.) Citation

Smithsonian Institution. The Musculature of the Labrum, Labium, and Pharyngeal Region of Adult and Immature Coleoptera. [s.n.], 1943.

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