APA (7th ed.) Citation

Langford, B. Y. (2005). The etiquette edge: The unspoken rules for business success. AMACOM.

Chicago Style (17th ed.) Citation

Langford, Beverly Y. The Etiquette Edge: The Unspoken Rules for Business Success. New York: AMACOM, 2005.

MLA (9th ed.) Citation

Langford, Beverly Y. The Etiquette Edge: The Unspoken Rules for Business Success. AMACOM, 2005.

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