Android Studio 1.0.1 add external libraries

First you have to add library project (module) in Android Studio

File -> Import Module

To add library project (module) in build path, click

File -> Project Structure

On the left hand side click on

app -> Dependencies tab -> green + button -> Module dependency

Now select the library project you already added.

For more details refer this link

android android-studio libs

In My Case to add external library project into android studio 1.1.0

step-1 : File -> Import Module -> set path for library project

step-2 : Set dependencies{} in main projects's build.gradle like,

dependencies {    compile project(':facebookSDK')    compile project(':slidingMenu')    compile project(':SkyconsLibrary')}

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