APA (7th ed.) Citation

Bureau of Soils, Dagdag, B., Santos, R., & Jarmin, P. Soil map: Cagayan province, Philippines.

Chicago Style (17th ed.) Citation

Bureau of Soils, B.C Dagdag, R.L Santos, and P.V Jarmin. Soil Map: Cagayan Province, Philippines.

MLA (9th ed.) Citation

Bureau of Soils, et al. Soil Map: Cagayan Province, Philippines.