Vane, Edwin T., author
Focall Press, 1994
Buku Teks
Eastman, Susan Tyler, author
Wadsworth, 1985
Buku Teks
Ahuja, B. N., author
Surjeet Publications, 1990
Buku Teks
Beville, Hugh Malcolm
Lawrence Erlbaum Associates, 1985
Buku Teks
Carl Hausman, Fritz Messere, Philip Benoit, Lewis B. O'Donnell
Cengage Learning, 2016
Buku Teks