A bibliography of occupational health and safety in the Philippines (1949-1989)

Manylion Llyfryddiaeth
Prif Awdur:	Wolff, Hans-Juergen
Fformat:	Llyfr
Iaith:	English
Cyhoeddwyd:	Manila : Edith Flores Wolff & Hans-Juergen Wolff c1990.
Pynciau:	Industrial hygiene > Bibliography. > Philippines. Industrial safety > Bibliography. > Philippines.