Cita APA (7th ed.)

HEIFETZ R A. (2002). LEADERSHIP ON THE LINE. HARVARD BUSINESS SCHOOL.

Cita Chicago (17th ed.)

HEIFETZ R A. LEADERSHIP ON THE LINE. BOSTON: HARVARD BUSINESS SCHOOL, 2002.

Cita MLA (9th ed.)

HEIFETZ R A. LEADERSHIP ON THE LINE. HARVARD BUSINESS SCHOOL, 2002.