Out of print.
From the publisher:
All of the GOTHAM CITY SIRENS starring Batman villains Catwoman, Poison Ivy and Harley Quinn, written by multiple Emmy and Eisner Award-winner Paul Dini are collected into one giant hardcover omnibus for the first time! This omnibus features the bad girls of Gotham City! Catwoman, Poison Ivy and Harley Quinn are tired of playing by other peoples' rules regardless of which side of the law they're on. These tough ladies have a new agenda that's all their own, and they'll use any means necessary to pursue it. But can they get along and work as a team? And who will get hurt along the way?
Collects GOTHAM CITY SIRENS #1-26 and CATWOMAN #83.
Written by Paul Dini, Scott Lobdell, Guillem March, Tony Bedard, Peter Calloway, and Bronwyn Carlton.
Art by Guillem March, David Lopez, Alvaro Lopez, Andres Guinaldo, Raul Fernandez, Peter Nguyen, Jack Purcell, Andres Guinaldo, Jeremy Haun, Staz Johnson and Wayne Faucher.
Cover by Guillem March.