Primary Source Microfilm (Firm) & Gale Group. (1970). International population census publication. Primary Source Microfilm an imprint of the Gale Group.
Lua i Stíl Chicago (17ú heag.)Primary Source Microfilm (Firm) agus Gale Group. International Population Census Publication. [Woodbridge, Conn.]: Primary Source Microfilm an imprint of the Gale Group, 1970.
Lua MLA (8ú heag.)Primary Source Microfilm (Firm) agus Gale Group. International Population Census Publication. Primary Source Microfilm an imprint of the Gale Group, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.