Gandy, D. B., & Lowe, J. (2001). 30 days to a happy employee: How a simple program of acknowledgment can build trust and loyalty at work. Fireside.

Gandy, Dottie Bruce, and Jack Lowe. 30 Days to a Happy Employee: How a Simple Program of Acknowledgment Can Build Trust and Loyalty at Work. New YorK: Fireside, 2001.

Gandy, Dottie Bruce, and Jack Lowe. 30 Days to a Happy Employee: How a Simple Program of Acknowledgment Can Build Trust and Loyalty at Work. Fireside, 2001.