Thesis (Ph. D.)--Open University. BLDSC no. DX79459.
Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/496961836 |
Date | January 1990 |
Creators | Diffey, Keith Russell. |
Publisher | n.p., |
Source Sets | OCLC |
Language | English |
Detected Language | English |
Source | Online version via the British Library Ethos service. Registration required on first visit. |
Page generated in 0.0227 seconds