Gleeck, L. E. (1981). Nueva Ecija in American times: Homesteaders, hacenderos and politicos. Historical Conservation Society.
Lua i Stíl Chicago (17ú heag.)Gleeck, Lewis E. Nueva Ecija in American Times: Homesteaders, Hacenderos and Politicos. Manila: Historical Conservation Society, 1981.
Lua MLA (9ú heag.)Gleeck, Lewis E. Nueva Ecija in American Times: Homesteaders, Hacenderos and Politicos. Historical Conservation Society, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.