APA引文

Friedmann, W. (1971). The Future of the Oceans. Vakils, Feffer and Simons.

Chicago Edition Citation

Friedmann, Wolfganc. The Future of the Oceans. Bombay: Vakils, Feffer and Simons, 1971.

MLA引文

Friedmann, Wolfganc. The Future of the Oceans. Vakils, Feffer and Simons, 1971.

警告：這些引文格式不一定是100％准確.