Bullock, P. (1973). Aspiration vs. opportunity: "careers" in the inner city. Institute of Labor and Industrial Relations, University of Michigan-Wayne State University.
芝加哥风格引文Bullock, Paul. Aspiration Vs. Opportunity: "Careers" in the Inner City. Ann Arbor: Institute of Labor and Industrial Relations, University of Michigan-Wayne State University, 1973.
MLA引文Bullock, Paul. Aspiration Vs. Opportunity: "Careers" in the Inner City. Institute of Labor and Industrial Relations, University of Michigan-Wayne State University, 1973.
警告：这些引文格式不一定是100％准确.