McDonough, Adrian M.
McGraw-Hill, 1963
Buku Teks
McDonough, Adrian M.
McGraw-Hill Book Company, Inc., 1963
Buku Teks
McDonough, Robert J.
Van Nostrand Reinhold, 1992
Buku Teks
Parrot, Martin
Cambridge University Press, 2003
Buku Teks
Wisconsin : University of Wirconsin Press
Majalah, Jurnal, Buletin