APA-viite (7. p.)

CLARKE-EPSTEIN CHRIS. (2007). 78 IMPORTANT QUESTIONS EVERY LEADER SHOULD ASK AND ANSWER. PRENTICE HALL OF INDIA.

Chicago-viite (17. p.)

CLARKE-EPSTEIN CHRIS. 78 IMPORTANT QUESTIONS EVERY LEADER SHOULD ASK AND ANSWER. NEW DELHI: PRENTICE HALL OF INDIA, 2007.

MLA-viite (9. p.)

CLARKE-EPSTEIN CHRIS. 78 IMPORTANT QUESTIONS EVERY LEADER SHOULD ASK AND ANSWER. PRENTICE HALL OF INDIA, 2007.