Hu Chan, G. A., Kumul Xool, C. I. G., Xool May, R. A., & Sánchez Limón, M. L. (2021). Entrepreneurship and its impacts on the economy due to the Covid-19 pandemic. Universidad Autónoma de Tamaulipas.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Hu Chan, Gidalti Abihail, Citlaly Itzel Guadalupe Kumul Xool, Roussel Ahiezer Xool May, و Mónica Lorena Sánchez Limón. Entrepreneurship and Its Impacts on the Economy Due to the Covid-19 Pandemic. Universidad Autónoma de Tamaulipas, 2021.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Hu Chan, Gidalti Abihail, et al. Entrepreneurship and Its Impacts on the Economy Due to the Covid-19 Pandemic. Universidad Autónoma de Tamaulipas, 2021.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.