Robbins, M., & Robbins, S. (2024). The let them theory: A life-changing tool that millions of people can't stop talking about (Unabridged.). Audible.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Robbins, Mel, و Sawyer Robbins. The Let Them Theory: A Life-changing Tool That Millions of People Can't Stop Talking About. Unabridged. [Newark, New Jersey]: Audible, 2024.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Robbins, Mel, و Sawyer Robbins. The Let Them Theory: A Life-changing Tool That Millions of People Can't Stop Talking About. Unabridged. Audible, 2024.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.