Acting career
Google Books - Wikipedia
https://en.wikipedia.org/wiki/Google_BooksError 404 (Not Found)!!1
https://books.google.com/books?id=DbqATVZHvkQC&pg=PA236#v=onepage&q=%22Jon%20Voight%22%20Jaws%20HooperBook sources - Wikipedia
https://en.wikipedia.org/wiki/Special:BookSources/978-0-306-80900-2ISBN - Wikipedia
https://en.wikipedia.org/wiki/ISBN_(identifier)
Early life and education
Wayback Machine - Wikipedia
https://en.wikipedia.org/wiki/Wayback_MachineFaculty Pages - Department of Geosciences
https://web.archive.org/web/20130907162328/http://www.geosc.psu.edu/people/faculty/personalpages/bvoight/index.html404 Not Found
http://www.geosc.psu.edu/people/faculty/personalpages/bvoight/index.html