@book{60851,
	author = {Foster, Richard},
	title = {Celebration of Discipline},
	publisher = {Ophir Printers & Publishers},
	year = {2009},
	address = {Amman},
	edition = {Arabic edition},
	url = {https://www.ophir.com.jo/store/image/data/PDF/celebration_of_discipline_c.pdf}
}