Dyfyniad APA

(1971). Fourth European Marine Biology Symposium. Cambridge: Cambridge University.

Dyfyniad Arddull Chicago

Fourth European Marine Biology Symposium. Cambridge: Cambridge University, 1971.

Dyfyniad MLA

Fourth European Marine Biology Symposium. Cambridge: Cambridge University, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.