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Marx and modern economics
Horowitz, David, (1968)
Der zweite Entwurf des "Kapitals" : Analysen, Aspekte, Argumente
Jahn, Wolfgang, (1983)
Lessons for the young economist
Murphy, Robert P., (2010)
Marginal-cost price-output control : a critical history and restatement of the theory
Beckwith, Burnham P., (1955)
Marginal - Cost Price -Output Control : A Critical History and Restatement of the Theory
Government by experts : the next stage in political evolution
Beckwith, Burnham P., (1972)