The February Revolution - problems of interpretation

TASK 3: After studied pages 151-153/185-87 answer to these questions:
2.1. Compare and contrast interpretations made by western and Soviet/communist historians about the causes and the developments of the February 1917 revolution.
2.2. Soviet historians emphasized that the February Revolution was a spontaneous action without organised political leadership. How fair is it to say that this interpretation based more on ideological issues than objective studies with historical sources?