Health and nutrition on labor productivity the case of Bicol road workers [microform]

Health and nutrition on labor productivity the case of Bicol road workers [microform]

Bibliografski detalji
Glavni autor: Dullin, Luz E. 1948-
Format: Visual Material
Jezik:English
Izdano: Quezon City Photoduplication Service, University of the Philippines Library 1978.
Teme:
Road construction workers > Labor productivity. > Bicol region.
Labor productivity > Bicol region.
Hygiene.
Nutrition.