Pet B1

Luis Porras Wadley

Writing B1: The Ultimate PET Writing Guide for B1 Cambridge

Collins

Practice Tests for B1 Preliminary: PET          

Independently published

Speaking B1: The Ultimate PET Speaking Guide for B1 Cambridge & 10 Practice Tests for B1 Preliminary Speaking

Macmillan

Your Preliminary B1 Tutor [Lingua inglese]      

Independently published

Cambridge B1 PET and PET For Schools 10 SPEAKING TESTS: Complete papers. Mock exams, useful language, tips and more.

Collins

Practice Tests for B1 Preliminary for Schools (PET) (Volume 2): 8 Practice Tests

Passing the Cambridge B1 Preliminary (PET) Exam: A Comprehensive Guide (English Edition)

Woodford & Walter

B1 Grammar: 30 days to review and practise essential grammar topics for B1/PET (English in a Month) (English Edition)

Cambridge B1 - PET Speaking flashcards (English Edition)

Gramática Inglesa para B1 (PET) de Cambridge (Spanish Edition)