TY  - BOOK
AU  - Lethaby,Carol
AU  - Ochoa, Keila
AU  - Dueñas,Margarita
TI  - Be yourself 3 / 
SN  - 9786074262445
AV  - PE1128 L647b 
PY  - 2013///
CY  - México
PB  - Oxford; University Press, University Press
KW  - Inglés - Estudio y enseñanza
N1  - Teacher´s book 3. 1. Scope and sequence -- 2. Introduction -- 3. Units -- 4. Photocopiable material -- 5. Song activities and test answers -- 6. Audioscripts; Student´s book with workbook 3. 1. How is science relevant to our lives? -- 2. How do you handle change? -- 3. Why do people commit crimes? -- 4. Are your self-sufficient?
ER  -