“Siblings Without Rivalry” by Adele Faber and Elaine Mazlish.
Title: Siblings Without Rivalry Author(s): Adele Faber, Elaine Mazlish Language: English Original Publisher: W. W. Norton Originally Published: April 1987 Publisher: W. W. Norton Published: April 2012 ISBN-10: 0393342212 ISBN-13: 9780393342215
