Schell, E. H. (1942). The technique of executive control (5.ª ed.). Mcgraw-Hill Book Company.
Chicago Style (17th ed.) CitationSchell, Erwin Haskell. The Technique of Executive Control. 5.ª ed. Mcgraw-Hill Book Company, 1942.
Cita MLASchell, Erwin Haskell. The Technique of Executive Control. 5.ª ed. Mcgraw-Hill Book Company, 1942.
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