APA aipamena

Lacea, J. B. (2013). Geographic information system of vegetable and crop productions in Benguet.

Chicago Style aipamena

Lacea, J. B. Geographic Information System of Vegetable and Crop Productions in Benguet. 2013.

MLA aipamena

Lacea, J. B. Geographic Information System of Vegetable and Crop Productions in Benguet. 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.