Hiya daydream and welcome
The book Dothi recommends is a good one - she beat me to recommending it

. As Mike says, it isn't the alcohol that causes the damage it is your parents behaviour and the way they interact with each other and you that causes the damage.
I'm 44, with an AF who died 21 years ago and a chronic, hardcore codependent mother. My brother is alcoholic. I am not an addict but I have lots of ACOA / codependent qualities that I am working on. I too was abused, I suffered physical, verbal and emotional abuse and neglect. I came within a hairs-breadth of suffering sexual abuse.
I understand your doubt and denial - yes, it was that bad. For me, once I fully accepted my past and grieved for it, I found
I was able to validate it and to start to move forward.
I hope you stick around - I post about all-sorts.
Take care, IWTHxxx
PS I love your pugs!!