Gaya APA

REICHHELD, Fred. (2006). The ultimate question: driving good profits and true growth . Boston: Harvard Business School.

Gaya Chicago

REICHHELD, Fred. The ultimate question: driving good profits and true growth. Boston: Harvard Business School, 2006. Text.

Gaya MLA

REICHHELD, Fred. The ultimate question: driving good profits and true growth. Boston: Harvard Business School, 2006. Text.

Gaya Turabian

REICHHELD, Fred. The ultimate question: driving good profits and true growth. Boston: Harvard Business School, 2006. Print.