Blumenau, R. (2013). Philosophy and living. Andrews UK Limited.
Chicagoスタイル(17版)引用形式Blumenau, Ralph. Philosophy and Living. [Luton, England]: Andrews UK Limited, 2013.
MLA(9版)引用形式Blumenau, Ralph. Philosophy and Living. Andrews UK Limited, 2013.
警告: この引用は必ずしも正確ではありません.