APA citiranje

Clotfelter, C. T. (2000). Interracial contact in high school extra-curricular activities. National Bureau of Economic Research.

Chicago Style (17th ed.) Citation

Clotfelter, Charles T. Interracial Contact in High School Extra-curricular Activities. Cambridge: National Bureau of Economic Research, 2000.

MLA citiranje

Clotfelter, Charles T. Interracial Contact in High School Extra-curricular Activities. National Bureau of Economic Research, 2000.