Inspiring the salesman di Lovelace, Griffin M. 1876-

Selecting the salesman di Lovelace, Griffin M. 1876-

Training the salesman di Lovelace, Griffin M. 1876-

Making the sale di Vardaman, Ben R.

Keeping the salesman fit di Vardaman, Ben R.

Overcoming sales objections di Vardaman, Ben R.

Sales study of customer and goods di Vardaman, Ben R

Sales talk and language di Vardaman, Ben R