The Course of Money, Income, Prices, Velocity, and Interest Rates
    Published Date 
  
  
    Copyright 1965
  
  
    ISBN 0691003505
  
 
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      Copy CitationMilton Friedman and Anna Jacobson Schwartz, The Great Contraction, 1929–33 (Princeton University Press, 1965), chap. 1, https://www.nber.org/books-and-chapters/great-contraction-1929-33/course-money-income-prices-velocity-and-interest-rates.
 
     
    