Attachment Style Questionnaire 

Why You Will Marry The Wrong Person

After Psychotherapy Blog 

Couch, Column in the New York Times

Good Books
Intimate Partners by Maggie Scarf
    and an article on this book...

Schopenhauer's Porcupines: Intimacy and Its Dilemmas

Feeling Good by David D. Burns

The Examined Life by Stephen Grosz

The Road Less Traveled by M. Scott Peck