Headland, T. N. and Headland, J. D. 1997. Limitation of human rights, land exclusion, and tribal extinction: the Agta Negritos of the Philippines. Human Organization 56. 79-90.
@article{headland1997, author = {Headland, T. N. and Headland, J. D.}, journal = {Human Organization}, number = {1}, pages = {79-90}, title = {Limitation of human rights, land exclusion, and tribal extinction: the Agta Negritos of the Philippines}, volume = {56}, year = {1997} }