- Author: Landmark News Service, Triumph Books, Landmark News Service
- Language: English
- Year: 2013
- Author: Hugo Service
- Language: English
- Year: 2013
- Author: Robert Service
- Language: English
- Year: 2017
- Author: Natural Resources Conservation Service
- Language: English
- Year: 2001
- Author: NEXRAD Panel, National Weather Service Modernization Committee, National Research Council
- Language: English
- Year: 1995
- Author: John A. Volpe National Transportation Systems Center, National Park Service, National Academy of Engineering, Steve Olson, Proctor Reid
- Language: English
- Year: 2013
- Author: Nigeria Nigeria Federal Inland Revenue Service
- Language: English
- Year: 2012
