For anyone else that follows this thread I've managed to find somehing so far:
Kantor, Martin (2002), Passive-aggression: a guide for the therapist, the patient and the victim, Westport, CT: Praeger Publishers
Wetzler, Scott (1992), Living with the Passive–aggressive Man, Simon & Schuster
Oberlin, Loriann Hoff (2005), Overcoming Passive-Aggression: How to Stop Hidden Anger From Spoiling Your Relationships, Career and Happiness, Perseus
Femenia, N. & Warner, N. (2012),The Silent Marriage: How Passive Aggression Steals Your Happiness (The Complete Guide to Passive Aggression)
Nicholas James Long; Jody E. Long; Signe Whitson (2008). The Angry Smile: The Psychology of Passive–aggressive Behavior in Families, Schools, and Workplaces