@book { AnInvestigativeModelofMarketingExpansionStrategies,
    title = "An Investigative Model of Marketing Expansion Strategies",
    author = "Patrick {Sim Puay-I}",
    year = "2015",
    publisher = "Anchor Academic Publishing",
    address = "Hamburg, Germany",
    url = "https://m.anchor-publishing.com/document/304328"
}