Drummond, I. M. (1987). Progress without planning: The economic history of Ontario from Confederation to the Second World War. University of Toronto Press.
Chicago-referens (17:e uppl.)Drummond, Ian M. Progress Without Planning: The Economic History of Ontario from Confederation to the Second World War. Toronto ; Buffalo: University of Toronto Press, 1987.
MLA-referens (8:e uppl.)Drummond, Ian M. Progress Without Planning: The Economic History of Ontario from Confederation to the Second World War. University of Toronto Press, 1987.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.