APA引文

Dialogue (1311-9206). D.A.Tsenov Academy of Economics.

芝加哥风格引文

Dialogue (1311-9206). D.A.Tsenov Academy of Economics.

MLA引文

Dialogue (1311-9206). D.A.Tsenov Academy of Economics.

警告：这些引文格式不一定是100％准确.