Clark, G. (1967). The balance sheets of imperialism: Facts and figures on colonies. Russell & Russell.
Citazione stile Chigago Style (17a edizione)Clark, Grover. The Balance Sheets of Imperialism: Facts and Figures on Colonies. New York: Russell & Russell, 1967.
Citatione MLA (8a ed.)Clark, Grover. The Balance Sheets of Imperialism: Facts and Figures on Colonies. Russell & Russell, 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.