The Pan American Games / Los Juegos Panamericanos: A Statistical History ... - Steven Olderr - Google Books

https://books.google.de/books?id=B4IwCgAAQBAJ&pg=PA75#v=onepage

The Pan American Games, second only to the Olympics as the biggest international sports competition in the world, are held every four years (during the year prior to the Summer Olympics) under the sponsorship of the International Olympic Committee. This…