Cita APA

 Smith, P. (2007).  A billion bootstraps: Microcredit, barefoot banking, and the business solution for ending poverty.  McGraw-Hill.

Chicago Style Citation

 Smith, Philip.  A Billion Bootstraps: Microcredit, Barefoot Banking, and the Business Solution for Ending Poverty.  McGraw-Hill, 2007.

Cita MLA

 Smith, Philip.  A Billion Bootstraps: Microcredit, Barefoot Banking, and the Business Solution for Ending Poverty.  McGraw-Hill, 2007.