Artists vary between volumes.
"Originally issued in single magazine form as Justice League #1-6, Justice League International #7, copyright 1987"--Vol. 1, indicia.
"Originally issued in single magazine form as Justice League annual #1, Justice League International #8-13 and Suicide Squad #13, copyright 1987, 1988"--Vol. 2, indicia.
"Originally issued in single magazine form as Justice League International #14-22 and Suicide Squad #13, copyright 1988"--Vol. 3, indicia.
"Originally issued in single magazine form as Justice League International #23-25 and Justice League America #26-30, copyright 1989"--Vol. 4, indicia.
"Originally issued in single magazine form as Justice League International annual #2-3, Justice League Europe #1-6, copyright 1988, 1989"--Vol. 5, indicia.
"Originally published in single magazine form as Justice League America #31-35, Justice League Europe #7-11, copyright 1989, 1990"--Vol. 6, indicia.
OBNB doesn't sell books, but you may be able to find a copy at one of these websites:
Justice League International by Keith Giffen. ISBN 9781401231194. Published by DC Comics in 2008. Publication and catalogue information, links to buy online and reader comments.
