India. Department of Labour. (1941). Technical training scheme: Instructions to heads of training centres (Superseding Instructions to principals of technical institutions). Manager, Government of India Press, Simla.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)India. Department of Labour. Technical Training Scheme: Instructions to Heads of Training Centres (Superseding Instructions to Principals of Technical Institutions). Simla: Manager, Government of India Press, Simla, 1941.
MLA -ийн эшлэл (9 дэх хэвлэлт)India. Department of Labour. Technical Training Scheme: Instructions to Heads of Training Centres (Superseding Instructions to Principals of Technical Institutions). Manager, Government of India Press, Simla, 1941.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.