APA (7e ed.) Bronvermelding

Shields, J. M. (1987). An analysis of selected aspects of leadership skills among selected principals of Catholic secondary schools in the Archdiocese of Chicago.

Chicago (17e ed.) Bronvermelding

Shields, John Michael. An Analysis of Selected Aspects of Leadership Skills Among Selected Principals of Catholic Secondary Schools in the Archdiocese of Chicago. 1987.

MLA (8e ed.) Bronvermelding

Shields, John Michael. An Analysis of Selected Aspects of Leadership Skills Among Selected Principals of Catholic Secondary Schools in the Archdiocese of Chicago. 1987.