Burger, J., & Strong Maurice F. (1990). The gala atlas of first peoples: A future for the indigenous world. Anchor books.
Lua i Stíl Chicago (17ú heag.)Burger, Julian, agus Strong Maurice F. The Gala Atlas of First Peoples: A Future for the Indigenous World. New York: Anchor books, 1990.
Lua MLA (9ú heag.)Burger, Julian, agus Strong Maurice F. The Gala Atlas of First Peoples: A Future for the Indigenous World. Anchor books, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.