Tolong jelaskan mengenai Pustaka dari Taman Nasional Pinnacles dalam bahasa bali

Oberg, Reta R. (1979), Administrative History of Pinnacles National Monument, National Park Service

of the National Park Service

Pinnacles National Park maps, U.S. National Park Service

Pinnacles National Park at San Francisco Bay Area National Parks Science and Learning

Condor Watch The Condor Watch crowdsourcing project, started April 2014.

NASA Earth Observatory: Satellite images

California-birding: Bird Watching at Pinnacles National Park

Kategori:Taman Nasional ring Amérika Serikat