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→Connecting the Second View Controller to the Root View Controller
Load ''RootViewController.xib'' into Interface Builder and drag a new View Controller (UIViewController) object from the Library window (''Tools -> Library'' or Command + L) to the ''RootViewController.xib'' document window. Open the Identity Inspector (''Tools -> Identity Inspector'' or Command + 4) and change the Class from ''UIViewController'' to ''BooksViewController'':
Select the ''File’s Owner'' icon and open the Connections Inspector (''Tools -> Connections Inspector'' or Command + 2). Ctrl-right click in the circle located to the right of the ''booksController'' outlet and drag the blue line to the ''Books View Controller'' item in the ''RootViewController.xib'' window to make the connection to the outlet:
