Chad Pinder - Wikipedia
Oakland Golden Grizzlies - Wikipedia
Billy Burns (baseball) - Wikipedia
Wikipedia: Justin Verlander Owns Oakland Athletics - CBS Detroit
Who is David Kaval? : r/OaklandAthletics
Marcus Semien - Wikipedia
Official Oakland Athletics Website
Swingin' A's - Wikipedia
Matt Chapman - Wikipedia
Mike Gallego - Wikipedia
An Improbable Dynasty: Billy Beane Jr and the Oakland Athletics - Operation Sports Forums
Paul DePodesta - Wikipedia
File:Oakland Athletics wordmark.png - Wikimedia Commons
List of Oakland Athletics team records - Wikipedia