‘Delphi Technique’ was first discussed in a monograph by
A. O. Helmer
B. E. Nagel
C. D.M. Potter
D. J.H. Shera
Answer:A
‘Delphi Technique’ was first discussed in a monograph by
A. O. Helmer B. E. Nagel C. D.M. Potter D. J.H. Shera