APA (7th ed.) Citation

Houde, P. W. (1988). Paleognathous birds from the early Tertiary of the northern hemisphere. Nuttall Ornithological Club.

Chicago Style (17th ed.) Citation

Houde, Peter W. Paleognathous Birds from the Early Tertiary of the Northern Hemisphere. Cambridge, Mass.: Nuttall Ornithological Club, 1988.

MLA (9th ed.) Citation

Houde, Peter W. Paleognathous Birds from the Early Tertiary of the Northern Hemisphere. Nuttall Ornithological Club, 1988.