1.
Clavijo AS. Ley General Tributaria - Responsabilidad Tributaria - ContrataciĆ³n y SubcontrataciĆ³n. Tour Manage Stud [Internet]. 2006 Dec. 31 [cited 2024 Apr. 27];2:170-82. Available from: https://www.tmstudies.net/index.php/ectms/article/view/68