@book { TourisminEgypt,
    title = "Tourism in Egypt",
    subtitle = "A study on the causes of deterioration with the respect to the role of destination marketing",
    author = "Jaylan {Azer}",
    year = "2015",
    publisher = "Anchor Academic Publishing",
    address = "Hamburg, Germany",
    url = "https://m.anchor-publishing.com/document/304251"
}