-
1
Ikalahan tribesmen serve as environmentalist model [series]
Wydane w Philippine Daily Inquirer (1997)Artykuł -
2
Village shows how forest fruits save the trees / Maurice B. Malanes
Wydane w Manila Bulletin (1992)Artykuł -
3
Ikalahan patterns of social development and their implications for national integration [microform].
Wydane 1974Visual Material