एपीए उद्धरण

Hudson, C. . L. (1967). Professional Salesmanship. Staples Press.

शिकागो स्टाइल उद्धरण

Hudson, Cyril L. Professional Salesmanship. London: Staples Press, 1967.

एमएलए उद्धरण

Hudson, Cyril L. Professional Salesmanship. Staples Press, 1967.