This category is within the scope of WikiProject Indonesia, a collaborative effort to improve the coverage of Indonesia and Indonesia-related topics on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.IndonesiaWikipedia:WikiProject IndonesiaTemplate:WikiProject IndonesiaIndonesia articles
This category is within the scope of WikiProject Rivers, a collaborative effort to improve the coverage of Rivers on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.RiversWikipedia:WikiProject RiversTemplate:WikiProject RiversRiver articles
This category is within the scope of WikiProject Geography, a collaborative effort to improve the coverage of geography on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.GeographyWikipedia:WikiProject GeographyTemplate:WikiProject Geographygeography articles
Start a discussion about improving the Category:Drainage basins of Sumatra page
Talk pages are where people discuss how to make content on Wikipedia the best that it can be. You can use this page to start a discussion with others about how to improve the "Category:Drainage basins of Sumatra" page.
