APA استشهاد

Covey Stephen M R & Greg Link. (2012). Smart Trust: Creating Prosperity Energy and Joy in a Low Trust World. London.

استشهاد بنمط شيكاغو

Covey Stephen M R و Greg Link. Smart Trust: Creating Prosperity Energy and Joy in a Low Trust World. London, 2012.

MLA استشهاد

Covey Stephen M R و Greg Link. Smart Trust: Creating Prosperity Energy and Joy in a Low Trust World. London, 2012.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.