APA-ийн эшлэл(7 дахь хэвлэлт)

ELKINGTON JOHN. (2008). POWER OF UNREASONABLE PEOPLE. HARVARD BUSINESS SCHOOL PRESS.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ELKINGTON JOHN. POWER OF UNREASONABLE PEOPLE. BOSTON: HARVARD BUSINESS SCHOOL PRESS, 2008.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ELKINGTON JOHN. POWER OF UNREASONABLE PEOPLE. HARVARD BUSINESS SCHOOL PRESS, 2008.