Thesis (PhD)-Open University. BLDSC no.DX172040.
| Identifer | oai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/617479166 |
| Date | January 1992 |
| Creators | Hughes, Peter Samuel. |
| Publisher | n.p., |
| Source Sets | OCLC |
| Language | English |
| Detected Language | English |
| Source | Full text via Open Research Online |
Page generated in 0.0017 seconds