Personal Best B1: student's book and worbook
- 28x21 cm.
- Mexico Richmond/Santillana Global S.L, 2018
- 80 p. : Grafs.
1.- All about me. 2.- Stories and pictures 3.- Keep on traveling 4.- The working world
2018
the lenguage lessons give equal weight to grammar and vocabulary learning and are supported by comprehensive grammar practice vocabulary practice and communication practice sections