National Automobile Dealers Association (originator), Blanchard, Walter E. (editor) (contributor), Anderson, Rudolph E. (editor), Unger, Clare (editor), Akers, Forest H., 1886-1966 (contributor), Bishop, Charles W. (contributor), Castles, David E. (contributor), Conner, Verna P. (contributor), Craig, David R. (contributor), Dalton, James (contributor), Heimlich, Samuel (contributor), Kelley, Harlan W. (contributor), McDavid, Thomas Octavius, 1906-1976 (contributor), Raine, John E. (contributor), Rollins, Lawrence (contributor), Shapiro, Samuel B. (contributor)
