Baxter S. Steve, Cook T. Nerry, & Thompson S. Steve. (2010). PTE (Pearson Test of English) General Skills Boosters. Level 2: Students' Book. Harlow, Pearson, 2010.
Citazione stile Chigago Style (17a edizione)Baxter S. Steve, Cook T. Nerry, e Thompson S. Steve. PTE (Pearson Test of English) General Skills Boosters. Level 2: Students' Book. Harlow, Pearson, 2010, 2010.
Citatione MLA (9a ed.)Baxter S. Steve, et al. PTE (Pearson Test of English) General Skills Boosters. Level 2: Students' Book. Harlow, Pearson, 2010, 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.