ULLRICH, H. (2008). Rudolf Steiner. Bloomsbury.
Chicagoスタイル(17版)引用形式ULLRICH, Heiner. Rudolf Steiner. Bloomsbury, 2008.
MLA(9版)引用形式ULLRICH, Heiner. Rudolf Steiner. Bloomsbury, 2008.
警告: この引用は必ずしも正確ではありません.
ULLRICH, H. (2008). Rudolf Steiner. Bloomsbury.
Chicagoスタイル(17版)引用形式ULLRICH, Heiner. Rudolf Steiner. Bloomsbury, 2008.
MLA(9版)引用形式ULLRICH, Heiner. Rudolf Steiner. Bloomsbury, 2008.