|
|
Publisher:
|
[Washington, D.C.] : Federal Communications Commission, Office of Engineering and Technology, Policy and Rules Division |
Phys. Desc.:
|
1 online resource
|
Digital Content
|
Click for online content. |
|
|
Publisher:
|
[Washington, D.C.] : U.S. Department of Commerce, National Telecommunications and Information Administration, Office of Spectrum Management, 2016. |
Phys. Desc.:
|
1 online resource (1 poster) : color
|
Digital Content
|
Click for online content. |
|
Publisher:
|
Washington : U.S. Government Printing Office, 2014. |
Phys. Desc.:
|
1 online resource (iv, 187 pages) : illustrations
|
Digital Content
|
Click for online content. |
|
|
|
|
Publisher:
|
Washington : U.S. Government Printing Office, 2012. |
Phys. Desc.:
|
1 online resource (iv, 119 pages) : illustrations
|
Digital Content
|
Click for online content. |
|