@unpublished {91212,
	title = {Economic regions of Egypt {\textquotedblleft}division{\textquoteright}s attempts{\textquotedblright}},
	year = {2008},
	attachments = {https://scholar.cu.edu.eg/sites/default/files/m_salem/files/03_economic_regions_of_egypt_divisions_attempts.pdf},
	author = {Muhammad Salem}
}
