Cita APA

Philippines. Bureau of Internal Revenue. (2001). Complete 2001 B.I.R. revenue regulations plus Republic Act No. 9010. Career Development Center.

Citación estilo Chicago

Philippines. Bureau of Internal Revenue. Complete 2001 B.I.R. Revenue Regulations Plus Republic Act No. 9010. Quezon City: Career Development Center, 2001.

Cita MLA

Philippines. Bureau of Internal Revenue. Complete 2001 B.I.R. Revenue Regulations Plus Republic Act No. 9010. Career Development Center, 2001.