DISK UTILITY is included on all MACS
Found this easy way to clone (back up your library) to another Hard Drive.

1. Open Disk Utility from the Utilities folder. (or use spotlight-magnifying glass to search)
2. Select the backup or destination volume from the left side list.
3. Click on the Erase tab in the DU main window.
4. Set the format type to Mac OS Extended (Journaled) and click on the Erase button. Wait for volume to remount on the Desktop.
5. Click on the Restore tab in the DU main window.
6. Select the startup or source volume from the left side list and drag it to the Source entry field.
7. Select the backup or destination volume from the left side list and drag it to the Destination entry field.
8. Select the destination drive icon on the Desktop and press COMMAND-I to open the Get Info window. At the bottom in the Ownership and Permissions section be sure the box labeled "Ignore Permissions on this Volume" is unchecked.
9. Double-check you got it right, then click on the Restore button.