APA (7th ed.) Citation

Ingersoll, E. (1897). Wild neighbors out-door studies in the United States. The Macmillan.

Chicago Style (17th ed.) Citation

Ingersoll, Ernest. Wild Neighbors Out-door Studies in the United States. London: The Macmillan, 1897.

MLA (9th ed.) Citation

Ingersoll, Ernest. Wild Neighbors Out-door Studies in the United States. The Macmillan, 1897.