Gaya APA

Smith, K, H., Mboi, N. (1991). Women of the Urban Informal Sector and their Health : A Preliminary Review of Some Basic Concepts and Challenges . s.n.: Maschustty Institute Technology.

Gaya MLA

Smith, Karen, Houston., Mboi, Nafsiah. "Women of the Urban Informal Sector and their Health : A Preliminary Review of Some Basic Concepts and Challenges". s.n.: Maschustty Institute Technology, 1991. print.