APA (7th ed.) Citation

National Association of Personnel Services (U.S.). National directory of personnel services. The Association.

Chicago Style (17th ed.) Citation

National Association of Personnel Services (U.S.). National Directory of Personnel Services. Alexandria, VA: The Association.

MLA (9th ed.) Citation

National Association of Personnel Services (U.S.). National Directory of Personnel Services. The Association.

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