APA引文

Pen, R. (2010). I wonder as I wander: The life of John Jacob Niles. University Press of Kentucky.

芝加哥风格引文

Pen, Ronald. I Wonder as I Wander: The Life of John Jacob Niles. Lexington, Ky: University Press of Kentucky, 2010.

MLA引文

Pen, Ronald. I Wonder as I Wander: The Life of John Jacob Niles. University Press of Kentucky, 2010.