Racial markers

https://faculty.unlv.edu/stewart/Soc%20101%20Lecture%20Series%2006%20-%20Gender,%20Race%20and%20Ethnicity.pdf

DNA and Racial Markers

https://partners.nytimes.com/library/national/science/082200sci-genetics-race.html

Chicano Movement

https://books.google.com/books?hl=en&lr=&id=7YPRSKIrUJsC&oi=fnd&pg=PR11&dq=chicano+movement&ots=3M_YMgx9gx&sig=q9lKe4SqAmRZ-LmHB6B9uQ4RsQc#v=onepage&q=chicano%20movement&f=false