Agnew, J. (1987). The United States in the world-economy: A regional geography. Cambridge: Cambridge University Press.
Trích dẫn kiểu ChicagoAgnew, John. The United States in the World-economy: A Regional Geography. Cambridge: Cambridge University Press, 1987.
ציטוט MLAAgnew, John. The United States in the World-economy: A Regional Geography. Cambridge: Cambridge University Press, 1987.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.