APA引文

Dürckheim, K. G. v. (1971). Hara the vital centre of man. London: Unwin Books.

Trích dẫn kiểu Chicago

Dürckheim, Karlfried Graf von. Hara the Vital Centre of Man. London: Unwin Books, 1971.

MLA引文

Dürckheim, Karlfried Graf von. Hara the Vital Centre of Man. London: Unwin Books, 1971.

警告：這些引文格式不一定是100％准確.