APA引文

Sava, G. (1950). Invitation to ballet. W. Laurie.

芝加哥风格引文

Sava, George. Invitation to Ballet. London: W. Laurie, 1950.

MLA引文

Sava, George. Invitation to Ballet. W. Laurie, 1950.

警告：这些引文格式不一定是100％准确.