Cook, H. a. R. (2023). The forests of Worcester Country: The results of a forest survey of the fifty-nine towns in the country and a study of their lumber industry. Wright & Potter Printing Co., Boston.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Cook, H.O. and Rane. The Forests of Worcester Country: The Results of a Forest Survey of the Fifty-nine Towns in the Country and a Study of Their Lumber Industry. Wright & Potter Printing Co., Boston, 2023.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Cook, H.O. and Rane. The Forests of Worcester Country: The Results of a Forest Survey of the Fifty-nine Towns in the Country and a Study of Their Lumber Industry. Wright & Potter Printing Co., Boston, 2023.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.