TY  - BOOK
AU  - Herrera Murillo, Jairo
TI  - El transporte de carga por carretera que Colombia necesita, un modelo para exportar / Jairo Herrera Murillo
U1  - 388.044 
N2  - Scope and sequence ; introduction ; components of the beginning course ; the student book ; the workbook ; the teachers edition ; the audio cassette program ; the testing package ; general teaching concepts ; page-by-page teaching instructions ; vocabulary lists ; pronunciation guide ; tapescript for workbook ; answer key for workbook
ER  -