VT Bookstore: https://www.bkstr.com/virginiatechstore/shop/textbooks-and-course-materials
Al-Kitaab Supplemental Website (Use Third Editions): https://alkitaabtextbook.com/
Has pronunciation of letters (Alif Baa) and you can listen to Vocabulary from each chapter (all textbooks)
Quizlets For Beginners: https://quizlet.com/subject/arabic-for-beginners/
Intermediate Vocab: https://quizlet.com/269701930/arabic-flash-cards/