Schell, E. H. (1924). The technique of executive control. McGraw-Hill.
Cita Chicago Style (17a ed.)Schell, Erwin Haskell. The Technique of Executive Control. New York: McGraw-Hill, 1924.
Cita MLA (9a ed.)Schell, Erwin Haskell. The Technique of Executive Control. McGraw-Hill, 1924.
Precaución: Estas citas no son 100% exactas.