@book{57402,
	author = {Penrose, E. F. },
	title = {The Revolution In International Relations :},
	publisher = {Frank Cass & Co. Ltd,},
	year = {1965.},
	address = {London :},
	note = {Includes index},
	url = {https://fll.law.cu.edu.eg/fulltext/bks/B11-06927.pdf}
}