| Identifer | oai:union.ndltd.org:ETSU/oai:dc.etsu.edu:etsu-works-14406 |
| Date | 01 January 1990 |
| Creators | MODICA, L. A., Youngberg, George A., AVILA, F. O. |
| Publisher | Digital Commons @ East Tennessee State University |
| Source Sets | East Tennessee State University |
| Detected Language | English |
| Type | text |
| Source | ETSU Faculty Works |
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