APA-referens (7:e uppl.)

Central Cordillera Agricultural Programme (Philippines), Philippine Rice Research Institute, & International Institute of Rural Reconstruction. (2000). Highland rice production in the Philippine Cordillera. Central Cordillera Agricultural Programme.

Chicago-referens (17:e uppl.)

Central Cordillera Agricultural Programme (Philippines), Philippine Rice Research Institute, och International Institute of Rural Reconstruction. Highland Rice Production in the Philippine Cordillera. Banaue, Ifugao: Central Cordillera Agricultural Programme, 2000.

MLA-referens (9:e uppl.)

Central Cordillera Agricultural Programme (Philippines), et al. Highland Rice Production in the Philippine Cordillera. Central Cordillera Agricultural Programme, 2000.