Cita APA (7th ed.)

Agpalo, R. E. (2006). The law on natural resources. Rex Book Store.

Cita Chicago (17th ed.)

Agpalo, Ruben E. The Law on Natural Resources. Manila: Rex Book Store, 2006.

Cita MLA (9th ed.)

Agpalo, Ruben E. The Law on Natural Resources. Rex Book Store, 2006.