Citazione Stile APA (7a Edizione)

Howard, L. O. (1896). The grass and grain joint-worm flies and their allies: A consideration of some north American phytophagic Eurytominae. Zenodo.

Citazione stile Chigago Style (17a edizione)

Howard, L. O. The Grass and Grain Joint-worm Flies and Their Allies: A Consideration of Some North American Phytophagic Eurytominae. Zenodo, 1896.

Citatione MLA (9a ed.)

Howard, L. O. The Grass and Grain Joint-worm Flies and Their Allies: A Consideration of Some North American Phytophagic Eurytominae. Zenodo, 1896.