Prill-Brett, J. P. (1987). Pechen: The Bontok peace pact institution. Cordillera Studies Center, University of the Philippines Baguio.
Style de citation Chicago (17e éd.)Prill-Brett, June P. Pechen: The Bontok Peace Pact Institution. Baguio City: Cordillera Studies Center, University of the Philippines Baguio, 1987.
Style de citation MLA (9e éd.)Prill-Brett, June P. Pechen: The Bontok Peace Pact Institution. Cordillera Studies Center, University of the Philippines Baguio, 1987.
Attention : ces citations peuvent ne pas être correctes à 100%.