Various. Rivers of Great Britain. The Thames, from Source to Sea. Descriptive, Historical, Pictorial.
Chicago Style (17th ed.) CitationVarious. Rivers of Great Britain. The Thames, from Source to Sea. Descriptive, Historical, Pictorial.
MLA (9th ed.) CitationVarious. Rivers of Great Britain. The Thames, from Source to Sea. Descriptive, Historical, Pictorial.
Warning: These citations may not always be 100% accurate.