Sources:
- https://www.moma.org/learn/moma_learning/andy-warhol-campbells-soup-cans-1962/ – Famous soup analysis
- http://www.warhola.com/biography.html – site dedicated to his family name and achievements
- https://www.biography.com/artist/andy-warhol – Warhol’s biography included dates and important events
- https://www.britannica.com/biography/Andy-Warhol – More biography
- https://www.youtube.com/watch?v=UQXpqQO4vaE – Andy Warhol achievements documentary – video