एपीए उद्धरण

Institute of marketing and sales management. (1961). Manuel of sales management. Sir Issac Pitman and Sons.

शिकागो स्टाइल उद्धरण

Institute of marketing and sales management. Manuel of Sales Management. London: Sir Issac Pitman and Sons, 1961.

एमएलए उद्धरण

Institute of marketing and sales management. Manuel of Sales Management. Sir Issac Pitman and Sons, 1961.