Knauthe, H. E., & Horn, K. (1968). Some Remarks on Wage Form and Job Evaluation in the GDR. The Institute of National Planning.

Knauthe, Habil Erhart, and Karl-Heinz Horn. Some Remarks on Wage Form and Job Evaluation in the GDR. Cairo: The Institute of National Planning, 1968.

Knauthe, Habil Erhart, and Karl-Heinz Horn. Some Remarks on Wage Form and Job Evaluation in the GDR. The Institute of National Planning, 1968.