BB
Bob Burg
Books
The Go-giver A Little Story about a Powerful Business Idea
2007
ISBN 9781591842538
Go-Givers Sell More
2010
ISBN 9781591843085
Dar para recibir
2013
ISBN 9788499442433
It's not about you
2012
ISBN 9780670921973
The go-giver
2015
ISBN 9780241976272