Beik, P. H., & Lafore, L. D. (1974). Makabagong Europa: Isang kasaysayan mula 1500. University of the Philippines.
Lua i Stíl Chicago (17ú heag.)Beik, Paul Harold, agus Laurence Davis Lafore. Makabagong Europa: Isang Kasaysayan Mula 1500. [Quezon City: University of the Philippines, 1974.
Lua MLA (9ú heag.)Beik, Paul Harold, agus Laurence Davis Lafore. Makabagong Europa: Isang Kasaysayan Mula 1500. University of the Philippines, 1974.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.