Manus-Hannaford, R.G.
Selling and salesmanship
Macdonald, 1964
 Buku Teks
Jenks, Ernest E.
Salesmanship
Alexander hamilton Institute, 1962
 Buku Teks
Baduara S, Satar
Salesmanship
Akademika Pressindo, 1984
 Buku Teks
Baduara S, Satar
Salesmanship
Akademika Pressindo, 1984
 Buku Teks
Fernald, Charles H.
Salesmanship
Prentice-Hall, 1959
 Buku Teks