Preventive maintenance for safety.

Preventive maintenance for safety.

Xehetasun bibliografikoak
Egile korporatiboa: U. S. Dept. of Labor. Office of Occupational Safety and the International Division, U. S. Dept. of Labor Safety Training Programs
Formatua: Liburua
Hizkuntza:English
Argitaratua: Washington, D. C. Govt. Print. Off. 1967.
Saila:Its bulletin 290
Gaiak:
Industrial safety.