Beggs,David W. (1965). Independent study: Bold new venture. Indiana.
Lua i Stíl Chicago (17ú heag.)Beggs,David W. Independent Study: Bold New Venture. Bloomington: Indiana, 1965.
Lua MLA (9ú heag.)Beggs,David W. Independent Study: Bold New Venture. Indiana, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.