ČSN

CSN	Customer Source Number	İngilizce
ČSN	Českých Technických Norem	Çekçe	→ 0069
CSN	Congregation of The Sisters Of Nazareth	İngilizce	→ Katolik roma kilisesi
CSN	Coopérant du Service National	Fransızca	→ 331 → 35