APA (7th ed.) Citation

Purinton, E. E. (1919). Personal efficiency in business. R.M. McBride & company.

Chicago Style (17th ed.) Citation

Purinton, Edward Earle. Personal Efficiency in Business. New York: R.M. McBride & company, 1919.

MLA (9th ed.) Citation

Purinton, Edward Earle. Personal Efficiency in Business. R.M. McBride & company, 1919.

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