Germany (West). (1972). Educational policy and planning: Germany. Directorate for Scientific Affairs, Organisation for Economic Co-operation and Development.
Lua i Stíl Chicago (17ú heag.)Germany (West). Educational Policy and Planning: Germany. [Paris]: Directorate for Scientific Affairs, Organisation for Economic Co-operation and Development, 1972.
Lua MLA (8ú heag.)Germany (West). Educational Policy and Planning: Germany. Directorate for Scientific Affairs, Organisation for Economic Co-operation and Development, 1972.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.