Colwell, C. (2023). So much stuff: How humans discovered tools, invented meaning, and made more of everything. University of Chicago Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Colwell, Chip. So Much Stuff: How Humans Discovered Tools, Invented Meaning, and Made More of Everything. Chicago: University of Chicago Press, 2023.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Colwell, Chip. So Much Stuff: How Humans Discovered Tools, Invented Meaning, and Made More of Everything. University of Chicago Press, 2023.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.