Steinbock. The Fourfold. Northwestern University Press.
Chicagoスタイル(17版)引用形式Steinbock. The Fourfold. Northwestern University Press.
MLA(9版)引用形式Steinbock. The Fourfold. Northwestern University Press.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式