Most books will be Amazon links for now; will try to upgrade to library entries in the future.
ADHD: a lifelong struggle. @gravislizard synthesized a bunch of his ADHD tweets into this incredibly real and raw article about what it’s like to live with ADHD. if you read only a few things from this list, read this.
CDC summary of DSM-5 criteria for ADHD in children. For adults, there’s a short bit at the end starting with "ADHD often lasts into adulthood." When I say adult ADHD tends to get ignored, remember that articles like this are the baseline of knowledge for a lot of clinicians.
ADHD Is Different for Women: article in the Atlantic covering how even the newest DSM-5 criteria are still skewed towards boys and men.
Understanding Women With AD/HD: Best omnibus reference I've been able to find on the topic, although slightly behind current research. Chapter 2 has a self-assessment form that asks questions better optimized for ADHD presentation in women. Another chapter covers how estrogen interacts with both ADHD symptoms and response to amphetamine.