Identifer | oai:union.ndltd.org:bl.uk/oai:ethos.bl.uk:566245 |
Date | January 1988 |
Creators | Dickson, William John |
Publisher | Durham University |
Source Sets | Ethos UK |
Detected Language | English |
Type | Electronic Thesis or Dissertation |
Source | http://etheses.dur.ac.uk/6581/ |
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