Gaya APA

BERRY, Leonard L.. (1999). Discovering the soul of service : the nine drivers of sustainable business success . New York: Free Press.

Gaya Chicago

BERRY, Leonard L.. Discovering the soul of service : the nine drivers of sustainable business success. New York: Free Press, 1999. Text.

Gaya MLA

BERRY, Leonard L.. Discovering the soul of service : the nine drivers of sustainable business success. New York: Free Press, 1999. Text.

Gaya Turabian

BERRY, Leonard L.. Discovering the soul of service : the nine drivers of sustainable business success. New York: Free Press, 1999. Print.