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| 050 | 0 | 0 | ‡aHE7775 ‡b.M38 1991 |
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| 100 | 1 | ⊔ | ‡aMcNamara, John R. |
| 245 | 1 | 4 | ‡aThe economics of innovation in the telecommunications industry / ‡cJohn R. McNamara. |
| 260 | ⊔ | ⊔ | ‡aNew York : ‡bQuorum Books, ‡cc1991. |
| 300 | ⊔ | ⊔ | ‡axii, 191 p. ; ‡c24 cm. |
| 504 | ⊔ | ⊔ | ‡aIncludes bibliographical references and index. |
| 538 | ⊔ | ⊔ | ‡aMode of access: Internet. |
| 650 | ⊔ | 0 | ‡aTelecommunication ‡zUnited States ‡xTechnological innovations. |
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