Lua APA (7ú heag.)

(1953). Co-operation in the Netherlands. Den Haag: Nationale Coöperatieve Raad (NCR).

Lua i Stíl Chicago (17ú heag.)

Co-operation in the Netherlands. Den Haag: Nationale Coöperatieve Raad (NCR), 1953.

Lua MLA (8ú heag.)

Co-operation in the Netherlands. Den Haag: Nationale Coöperatieve Raad (NCR), 1953.

Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.