Og Mandino's best selling book "The Greatest Salesman in the World" is like bible for salesmen. His 10 scrolls in the book are life changing.
Og Mandino's best selling book "The Greatest Salesman in the World" is like bible for salesmen. His 10 scrolls in the book are life changing.
RE: Failure will never overtake me if my determination to succeed is strong enough — Og Mandino