APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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