Press, P. (1996). Puerto Ricans Americans. Benchmark books.
Lua i Stíl Chicago (17ú heag.)Press, Petra. Puerto Ricans Americans. New York: Benchmark books, 1996.
Lua MLA (9ú heag.)Press, Petra. Puerto Ricans Americans. Benchmark books, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.