Communication levels and socio-economic development in Southern Luzon (Region IV) [microform].

Библиографические подробности
Главный автор:	Sto. Tomas, Patricia A. 1946-
Формат:	Visual Material
Язык:	English
Опубликовано:	Quezon City Photoduplication Service, University of the Philippines Library 1977.
Предметы:	Communication > Social aspects > Luzon, Southern. Luzon, Southern > soc. condit. Luzon, Southern > Econ. condit.