APA (7th ed.) Citation

Girard, C. (1850). Essay on the Classification of Nemertes and Planariae: Preceded by some general considerations on the primary divisions of the animal Kingdom.

Chicago Style (17th ed.) Citation

Girard, Charles. Essay on the Classification of Nemertes and Planariae: Preceded by Some General Considerations on the Primary Divisions of the Animal Kingdom. [Washington], 1850.

MLA (9th ed.) Citation

Girard, Charles. Essay on the Classification of Nemertes and Planariae: Preceded by Some General Considerations on the Primary Divisions of the Animal Kingdom. 1850.

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