Pawilen,, R. A., & Arellano, B. I. (2022). The Historical Data Papers and the geographical information system as tools for mapping settlement and migration in the Ilocos Region. The Historical Data Papers and the geographical information system as tools for mapping settlement and migration in the Ilocos Region..
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPawilen,, Ryan Alvin, এবং Bernardo III Arellano. "The Historical Data Papers and the Geographical Information System as Tools for Mapping Settlement and Migration in the Ilocos Region." The Historical Data Papers and the Geographical Information System as Tools for Mapping Settlement and Migration in the Ilocos Region. 2022.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিPawilen,, Ryan Alvin, এবং Bernardo III Arellano. "The Historical Data Papers and the Geographical Information System as Tools for Mapping Settlement and Migration in the Ilocos Region." The Historical Data Papers and the Geographical Information System as Tools for Mapping Settlement and Migration in the Ilocos Region., 2022.