APA (7th ed.) Citation

(1986). The physical environment. Bureau of Soils and Water Management.

Chicago Style (17th ed.) Citation

The Physical Environment. Quezon City: Bureau of Soils and Water Management, 1986.

MLA (9th ed.) Citation

The Physical Environment. Bureau of Soils and Water Management, 1986.

Warning: These citations may not always be 100% accurate.