(2010). Time genius design, achieve and implement any goal into your already hectic, crazy life (or business) / Chris Griffin. [electronic resource].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Time Genius Design, Achieve and Implement Any Goal into Your Already Hectic, Crazy Life (or Business) / Chris Griffin. [electronic Resource]. 2010.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Time Genius Design, Achieve and Implement Any Goal into Your Already Hectic, Crazy Life (or Business) / Chris Griffin. [electronic Resource]. 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.