APA (7th ed.) Citation

Charley, L., & O'Rourke, L. (1915). Opportunities: How to make the most of them (Authorized ed.). Funk & Wagnalls.

Chicago Style (17th ed.) Citation

Charley, L., and Lorenzo O'Rourke. Opportunities: How to Make the Most of Them. Authorized ed. New York: Funk & Wagnalls, 1915.

MLA (9th ed.) Citation

Charley, L., and Lorenzo O'Rourke. Opportunities: How to Make the Most of Them. Authorized ed. Funk & Wagnalls, 1915.