By A Mystery Man Writer
Sara Blakely: A Biography of the Spanx Billionaire : Barnes, Olivia: : Books
How did Sara Blakely become a billionaire? - Quora
The Profile Dossier: Sara Blakely, the Self-Made Billionaire
Billionaire Spanx founder Sara Blakely has advice for teens at
Spanx founder Sara Blakely's advice for female entrepreneurs
How founder of Spanx Sara Blakely turned US$5,000 to US$1b
Sara Blakely
The Fabulous Life of Spanx Billionaire Sara Blakely
Richard Branson says spanx is favourite underwear brand
Spanx Founder Sara Blakely Reflects on Her 'Unusual' Business