IE Business Cases. PERI Espa na (Part C). [s.n.].
Lua i Stíl Chicago (17ú heag.)IE Business Cases. PERI Espa Na (Part C). [S.l.]: [s.n.].
Lua MLA (9ú heag.)IE Business Cases. PERI Espa Na (Part C). [s.n.].
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.