APA (7th ed.) Citation

Walker, F. A. (1909). Political economy (3d ed., rev. and enl.). Macmillan.

Chicago Style (17th ed.) Citation

Walker, Francis Amasa. Political Economy. 3d ed., rev. and enl. London: Macmillan, 1909.

MLA (8th ed.) Citation

Walker, Francis Amasa. Political Economy. 3d ed., rev. and enl. Macmillan, 1909.