How to reference another dub project?

[zhmt via Digitalmars-d-learn]

On Friday, 13 March 2015 at 08:24:11 UTC, zhmt wrote:
> I have two dub projects, one is library, the other one is app. 
> The library is referenced by the app. How to reference it in 
> dub.json?
>
> I found the subPackage, It does not meet my needs exactly.

I got it:

"dependencies": {
		"gamelibd":{"path":"../gamelibd/"}
	},