"10"--Spine.
"Originally published in single magazine form as Y: The Last Man 55-60"--T.p. verso.
"Y: The last man created by Brian K. Vaughan and Pia Guerra."
Y, the last man. Whys and wherefores by Brian K. Vaughan. ISBN 9781845769031. Published by DC Comics in 2008. Publication and catalogue information, links to buy online and reader comments.