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Indian standard wed of practice for library lighting
| Prif Awdur: | |
|---|---|
| Fformat: | Printed Book |
| Iaith: | Undetermined |
| Cyhoeddwyd: |
Indian standrds institution
1966
New Delhi |
| Prif Awdur: | |
|---|---|
| Fformat: | Printed Book |
| Iaith: | Undetermined |
| Cyhoeddwyd: |
Indian standrds institution
1966
New Delhi |