Echinoderms sea star and their relatives

Bibliographic Details
Corporate Author:	Department of Science and Technology(DOST)
Other Authors:	Bork, Bert Van (Producer)
Format:	Visual Material
Language:	English
Published:	Chicago, Ill. Encyclopedia Britannica Educational Corporation [1992]
Series:	Britannica's science and technology video library
Subjects:	Echinodermata.