Which are the skills and experiences needed for a successful international relations career? Find out: http://www.topuniversities.com/student-info/careers-advice/7-essential-attributes-international-relations-careers
As far as International Relations and History go, this book by far trumps all others. It's interesting, insightful and loaded with personal and professional experience. Kissinger's politics aside, this book should only be considered by die-hard fans of the subject. It does not disappoint.
Top 25 International Relations master's degree programs