https://www.barnesandnoble.com/w/key-to-yiddish-mrs-miriam-hoffman/1104140087
Good for linguistically-inclined beginners, but not for absolute beginners. https://yiddish-book-center-store.myshopify.com/products/0914512269
Old-style reader for children. Book or download at Yiddish Book Center
https://www.amazon.co.uk/INTENSIVE-YIDDISH-Gennady-ESTRAIKH/dp/1897744072
Comes with a CD! https://www.barnesandnoble.com/w/learning-yiddish-in-easy-stages-zuckerman/1101823022
Great for beginners learning alphabet and basic grammar. Used copies at amazon.com
Use in conjunction with "College Yiddish," above. https://www.magnes-press.com/Book/Vort+ba+vort.aspx?name=Vort+ba+vort&code=45-353006&docNo=1&qid=1
For beginners. Book, CDs and answer key. More advanced Volume 2 also has a CD and answer key. Nine CD set also available. shevazucker.com