APA引文

Petrash, J. (2002). Understanding Waldorf education: Teaching from the inside out. Gryphon House.

芝加哥风格引文

Petrash, Jack. Understanding Waldorf Education: Teaching from the Inside Out. Beltsville, Md: Gryphon House, 2002.

MLA引文

Petrash, Jack. Understanding Waldorf Education: Teaching from the Inside Out. Gryphon House, 2002.

警告:这些引文格式不一定是100%准确.