APA(7版)引用形式

Bonin, C. (2021). Singing makes you happy: 10-minute workout for a beautiful voice. Self-Published.

Chicagoスタイル(17版)引用形式

Bonin, Christin. Singing Makes You Happy: 10-minute Workout for a Beautiful Voice. [Place of publication not identified]: Self-Published, 2021.

MLA(9版)引用形式

Bonin, Christin. Singing Makes You Happy: 10-minute Workout for a Beautiful Voice. Self-Published, 2021.

警告: この引用は必ずしも正確ではありません.