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| 035 | ⊔ | ⊔ | ‡asdr-nrlf.b133086926 |
| 035 | ⊔ | ⊔ | ‡aGLADN50649603 |
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| 035 | ⊔ | ⊔ | ‡a(OCoLC)21774486 |
| 110 | 1 | 0 | ‡aUnited States. ‡bNational Technical Information Service. |
| 245 | 1 | 0 | ‡aEcosystem models : ‡ba bibliography with abstracts. |
| 260 | 1 | ⊔ | ‡aSpringfield, Va. : ‡bNTIS, ‡c1976. |
| 300 | ⊔ | ⊔ | ‡av. ; ‡c28 cm. |
| 490 | 0 | ⊔ | ‡aNTISearches |
| 500 | ⊔ | ⊔ | ‡aA complete list of current NTISearches is attached at the back of v.2. |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aEcology ‡vBibliography. |
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