- Essential Tagalog Grammar - A Reference for Learners of Tagalog (Part of Learning Tagalog Course, Book 1 of 7)Fiona De Vos
- Learning Tagalog - Fluency Made Fast and Easy - Workbook 1 (Book 3 of 7)Frederik De Vos, Fiona De Vos
- Learning Tagalog - Fluency Made Fast and Easy - Workbook 2 (Book 5 of 7)Frederik De Vos, Fiona De Vos
