Please use this identifier to cite or link to this item:
http://egyankosh.ac.in//handle/123456789/19457| Title: | Unit-4 Physical Principles |
| Issue Date: | 2017 |
| Publisher: | IGNOU |
| URI: | http://hdl.handle.net/123456789/19457 |
| Appears in Collections: | Block-1 Basics of Astronomy Block-1 Basics of Astronomy |
Files in This Item:
| File | Description | Size | Format | |
|---|---|---|---|---|
| Unit-4.pdf | 270.74 kB | Adobe PDF | View/Open |
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