@book { TradeUnionsinWestAfrica,
    title = "Trade Unions in West Africa",
    author = "Craig {Phelan}",
    year = "2011",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    doi = "10.3726/978-3-0353-0166-3",
    url = "https://www.peterlang.com/document/1051946"
}