Fernald, Charles H., author
Salesmanship
Prentice-Hall, 1959
 Buku Teks
Kirkpatrick, Charles A., author
Salesmanship
South-Western Publishing, 1976
 Buku Teks
Baduara S, Satar
Salesmanship
Akademika Pressindo, 1984
 Buku Teks
Baduara S, Satar
Salesmanship
Akademika Pressindo, 1984
 Buku Teks
Anderson, Lowell, author
Salesmanship : a programmed guide
Prentice-Hall, 1971
 Buku Teks
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