APA (7th ed.) Citation

(1928). Nematodes of pathological significance found in some economically important birds in North America. [publisher not identified].

Chicago Style (17th ed.) Citation

Nematodes of Pathological Significance Found in Some Economically Important Birds in North America. [Washington]: [publisher not identified], 1928.

MLA (9th ed.) Citation

Nematodes of Pathological Significance Found in Some Economically Important Birds in North America. [publisher not identified], 1928.