APA引文

Grzybowski, K. (1973). East-West trade.

芝加哥风格引文

Grzybowski, Kazimierz. East-West Trade. Dobbs Ferry, N.Y., Oceana Publications [1974, 1973.

MLA引文

Grzybowski, Kazimierz. East-West Trade. 1973.

警告：这些引文格式不一定是100％准确.