If you're looking for sources to cite in your paper, here are a few:

Ultimately, Spirit is a tragedy tempered by hope. It acknowledges that the world is changing, that the "frontier" is closing, and that the wild places are being carved up by progress. Yet, it celebrates the individual who refuses to be defined by the walls built around him.

Full-length audio commentary by directors Kelly Asbury and Lorna Cook, along with the producer.

Puedes verla directamente con una cuenta activa en Netflix .

Set in the late 19th-century American Old West, it follows a wild Mustang stallion named Spirit who is captured by the U.S. Cavalry. He eventually bonds with a Lakota man named Little Creek and a mare named Rain while fighting to regain his freedom. Spanish Version: The movie is widely available in Spanish (Español) as Spirit: El corcel indomable Streaming/Purchase: Available for streaming on Available to rent or buy on Google Play Movies Spirit: Indomable (2021)

: You can rent or buy the film on Apple TV with high-quality Spanish dubbing.