TY - BOOK AU - Mario I.Álvarez Ledesma TI - UNITEC Principios Jurídicos SN - 9781456208165 PY - 2012/// CY - Mexico PB - McGraw-Hill Interamericana UR - https://bc.vitalsource.com/tenants/bibcent_ex/libraries?bookmeta_vbid=9781456208165 ER -