APA استشهاد

Chapman , A. .. R. .. O. (1979). Biology of seaweeds: Levels of organization. University press.

استشهاد بنمط شيكاغو

Chapman , A . R . O. Biology of Seaweeds: Levels of Organization. London: University press, 1979.

MLA استشهاد

Chapman , A . R . O. Biology of Seaweeds: Levels of Organization. University press, 1979.