Nelson, S. (1992). Catholic elementary schools in Chicago's black inner city: Mission and organizational effectiveness.
Lua i Stíl Chicago (17ú heag.)Nelson, Sheila. Catholic Elementary Schools in Chicago's Black Inner City: Mission and Organizational Effectiveness. 1992.
Lua MLA (8ú heag.)Nelson, Sheila. Catholic Elementary Schools in Chicago's Black Inner City: Mission and Organizational Effectiveness. 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.