Citazione Stile APA (7a Edizione)

(1986). Land use and vegetation map: Land resources evaluation project ; province of Negros Oriental. Bureau of Soils.

Citazione stile Chigago Style (17a edizione)

Land Use and Vegetation Map: Land Resources Evaluation Project ; Province of Negros Oriental. Manila: Bureau of Soils, 1986.

Citatione MLA (9a ed.)

Land Use and Vegetation Map: Land Resources Evaluation Project ; Province of Negros Oriental. Bureau of Soils, 1986.