Philippines. Laws, statutes, etc, & De Leon, H. S. (1975). The national internal revenue code annotated: As amended up to Pres. Decree No. 820. National Book Store.
Style de citation Chicago (17e éd.)Philippines. Laws, statutes, etc, et Hector S. De Leon. The National Internal Revenue Code Annotated: As Amended Up to Pres. Decree No. 820. Manila: National Book Store, 1975.
Style de citation MLA (9e éd.)Philippines. Laws, statutes, etc, et Hector S. De Leon. The National Internal Revenue Code Annotated: As Amended Up to Pres. Decree No. 820. National Book Store, 1975.
Attention : ces citations peuvent ne pas être correctes à 100%.