@book { CorporateGovernanceandPerformanceofPeerFirms,
    title = "Corporate Governance and Performance of Peer Firms",
    author = "Gul {Rukh}",
    year = "2018",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    url = "https://www.hausarbeiten.de/document/414577"
}