Houser, Theodore V.
McGraw-Hill Book Company, Inc., 1957
Buku Teks
Knackstedt, Mary V.
Whitney Library of design, 1988
Buku Teks
Baumol, William J.
New York, N.Y. : Macmillan, 1959,
Buku Teks
Howard, William M.
McGraw-Hill , 1967
Buku Teks
Sanford, William P.
Buku Teks