APA (7th ed.) Citation

(1920). Personal efficiency: How to systematise yoursefl and your business . A.W. Shaw Company.

Chicago Style (17th ed.) Citation

Personal Efficiency: How to Systematise Yoursefl and Your Business . London: A.W. Shaw Company, 1920.

MLA (9th ed.) Citation

Personal Efficiency: How to Systematise Yoursefl and Your Business . A.W. Shaw Company, 1920.

Warning: These citations may not always be 100% accurate.