1G. S. Kealey," Stanley Brehaut Ryerson : Marxist Historian"," StanleyBrehaut Ryerson : Canadian Revolutionary Intellectual", Studies in Political Economy, Vol. 9 ( Fall, 1982 ).
2Bryan Palmer," Historical Materialism and the Writing of Canadian History", Journal of the Canadian Historical Association Vol. 17, No. 2,2006, p. 38 - 39.
