Holt Literature & Language Arts (HLLA)
Click on the book title for more info	Rating	Difficulty
Holt Literature & Language Arts (HLLA) by Holt		Challenging
Holt Grammar Handbook (HH)
Click on the book title for more info	Rating	Difficulty
Holt Grammar Handbook (HH) by Holt		Challenging
your own current S.S.R. book
Click on the book title for more info	Rating	Difficulty
your own current S.S.R. book by anyone		Average