OUP provides direct access to workbook and student book audio files:
If you prefer to stream or download collections from other platforms:
: The official OUP portal offers workbook audio as a zipped MP3 download (approx. 55MB). Alternative Streaming and Download Sites
The audio tracks for the Oxford course (both 2nd and 3rd editions) are primarily available for download through the official Oxford University Press (OUP) student site or via educational resource platforms. Official Oxford University Press Links
: The ABC English channel provides the full Student's Book audio organized by unit for the 3rd edition. Community-Shared Resources