@book { AlbertSchweitzerDieEhrfurchtvordemLeben,
    title = "Albert Schweitzer - Die Ehrfurcht vor dem Leben",
    author = "Felix {Mannheim}",
    year = "2002",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783638150682",
    url = "https://www.hausarbeiten.de/document/7977"
}