@book{ BA81072453, author = "Hessel, Karen and Holloway, John and Educational Testing Service and Interstate School Leaders Licensure Consortium and National Association of Secondary School Principals (U.S.)", title = "A framework for school leaders : linking the ISLLC standards to practice", publisher = "Pearson/Merrill Prentice Hall,ETS", year = "2006", series = "Merrill education/ETS colledge textbook series", number = "", URL = "https://ci.nii.ac.jp/ncid/BA81072453" }