: [Thomson] World Pass (1ED) 1 Upper-Intermediate CD(1)
: [Thomson] World Pass (1ED) 1 Upper-Intermediate SB
: [Thomson] World Pass (1ED) 1 Upper-Intermediate TE
: [Thomson] World Pass (1ED) 1 Upper-Intermediate WB
: [Thomson] World Pass (1ED) 2 Advanced CD(1)
: [Thomson] World Pass (1ED) 2 Advanced SB
: [Thomson] World Pass (1ED) 2 Advanced TE