Hill,Napoleon. (2018). Success principles redicovered. Embassy Book.
Chicagoスタイル(17版)引用形式Hill,Napoleon. Success Principles Redicovered. Mumbai: Embassy Book, 2018.
MLA(9版)引用形式Hill,Napoleon. Success Principles Redicovered. Embassy Book, 2018.
警告: この引用は必ずしも正確ではありません.