(1953). A performance analysis system: Relating work output to man-hour used / by William A. Gill.
Cita Chicago (17th ed.)A Performance Analysis System: Relating Work Output to Man-hour Used / by William A. Gill. 1953.
Cita MLA (9th ed.)A Performance Analysis System: Relating Work Output to Man-hour Used / by William A. Gill. 1953.
Atenció: Aquestes cites poden no estar 100% correctes.