Pryor,, F. L. (2005). Econimic Systems of Foraging,Agricultural, and Industrial Societies (1.). Cambridge University Press.
استشهاد بنمط شيكاغوPryor,, Frederic L. Econimic Systems of Foraging,Agricultural, and Industrial Societies. 1. UK: Cambridge University Press, 2005.
MLA استشهادPryor,, Frederic L. Econimic Systems of Foraging,Agricultural, and Industrial Societies. 1. Cambridge University Press, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.