Nuget从本地文件中解析依赖关系

I have a solution with four projects, three PCL and one WinRT. I've managed to create a nuget package for each one, individually, however, I want to do a single package for all of them, but there are external dependencies and also dependencies between them and I do not know how to resolve them. What I found for external dependencies is something of the like:I have a solution with four projects, three PCL