The Estimation of Real Domestic Product by Final Expenditure Categories and by Industry of Origin in Canada

V. R. Berlinguette and F. H. Leacy, Output, Input, and Productivity Measurement (Princeton University Press, 1961), https://www.nber.org/books-and-chapters/output-input-and-productivity-measurement/estimation-real-domestic-product-final-expenditure-categories-and-industry-origin-canada.