APA-viite (7. p.)

MCKENNA REGIS. (1999). REAL TIME: PREPARING FOR THE AGE OF THE NEVER SATISFIDE CUSTOMER. HARVERD BUSINESS SCHOOL.

Chicago-viite (17. p.)

MCKENNA REGIS. REAL TIME: PREPARING FOR THE AGE OF THE NEVER SATISFIDE CUSTOMER. BOSTON: HARVERD BUSINESS SCHOOL, 1999.

MLA-viite (9. p.)

MCKENNA REGIS. REAL TIME: PREPARING FOR THE AGE OF THE NEVER SATISFIDE CUSTOMER. HARVERD BUSINESS SCHOOL, 1999.