Pennypacker, Sara. Pax / by Sara Pennypacker,ill. by Jon Klassen. - 1st ed. - Great Britain : Harper Collins Childrens Books, 2016. - 275 p. 20 cm. ISBN: 9780008158286 (pbk.) Subjects--Index Terms: Runaway children Women veterans Fathers and sons Dewey Class. No.: 813.6 / PEN