APA (7th ed.) Citation

Hay, J., & Grose, D. (1961). Nature's year: The seasons of Cape Cod. The National Audubon Society.

Chicago Style (17th ed.) Citation

Hay, John, and David Grose. Nature's Year: The Seasons of Cape Cod. New York, N.Y: The National Audubon Society, 1961.

MLA (9th ed.) Citation

Hay, John, and David Grose. Nature's Year: The Seasons of Cape Cod. The National Audubon Society, 1961.