Book Review : System Dynamics and the Analysis of Change B.E. Paulré,editor North Holland Press New York 1980

Machol, R.E. "Forward" In A.A. Legasta , J.W. Forrester , J.M. Lyneis , editors, TIMS Studies in the Management Sciences (North Holland Publishing Company, New York , 1980) vol. 14 p. 5

Forrester, J.W. "Preface" System Dynamics and the Analysis of Change North Holland Publishing Company Amsterdam 1981 p. v