APA (7th ed.) Citation

Dunbar, C. F., & Sprague, O. M. W. (1904). Economic essays. Macmillan; Macmillan.

Chicago Style (17th ed.) Citation

Dunbar, Charles Franklin, and O. M. W. Sprague. Economic Essays. New York : London: Macmillan; Macmillan, 1904.

MLA (9th ed.) Citation

Dunbar, Charles Franklin, and O. M. W. Sprague. Economic Essays. Macmillan; Macmillan, 1904.