@book { CauserelatedMarketingPotentialeundGrenzenDasKrombacherRegenwaldProjekt,
    title = "Cause related Marketing – Potentiale und Grenzen: Das Krombacher Regenwald-Projekt",
    author = "Sebastian {Eckert}",
    year = "2011",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/296443"
}