The following are books I recommend to clients:
An excellent supplement to therapy for women and their partners to understand PPA and how to manage it.
This workbook is a great primer for doing Emotionally Focused Therapy as a couple and invites conversations that create vulnerability and emotional intimacy.
Learn about "sex in context" and the "brakes and accelerator" concepts and many, many, other ideas and exercises to try if you are struggling in sex.
Books for clinicians:
A must read for clinicians working with women with perinatal mood and anxiety disorders. Karen Kleiman is a leader in the field and gives great insight into approaching treatment.
Packed full of case examples and treatment techniques for working with women with perinatal mood or anxiety issues.