(1982). Productivity measures for selected industries, 1954-81. Washington: Superintendent.
Trích dẫn kiểu ChicagoProductivity Measures for Selected Industries, 1954-81. Washington: Superintendent, 1982.
MLA引文Productivity Measures for Selected Industries, 1954-81. Washington: Superintendent, 1982.
警告:這些引文格式不一定是100%准確.