Updated readme with auth repos links

Author: NakulSabharwal

README.md

@@ -45,7 +45,7 @@ Register your application by following the steps at [Register your app with the
 
 An instance of the **GraphServiceClient** class handles building requests, sending them to the Microsoft Graph API, and processing the responses. To create a new instance of this class, you need to provide an instance of `IAuthenticationProvider`, which can authenticate requests to Microsoft Graph.
 
-For an example of authentication in a client application, see the [MSGraph SDK Android MSA Auth for Android Adapter](https://github.com/microsoftgraph/msgraph-sdk-android-msa-auth-for-android-adapter).
+For an example of authentication in a client application, in Java application see the [Preview msgraph-sdk-java-auth](https://github.com/microsoftgraph/msgraph-sdk-android-msa-auth-for-android-adapter) and for Andriod application see [Preview msgraph-sdk-android-auth](https://github.com/microsoftgraph/msgraph-sdk-android-auth).
 
 ### 2.3 Get a GraphServiceClient object
 After you have set the correct application ID and URL, you must get a **GraphServiceClient** object to make requests against the service. The SDK stores the account information for you, but when a user signs in for the first time, it invokes the UI to get the user's account information.