Apatosaurus /
by Elaine Landau.
- New York : Children's Press, c1999.
- 48 p. : col. ill., col. map ; 22 cm.
- A true book .
Includes bibliographical references (p. 44) and index.
Describes the physical characteristics, habits, and natural environment of the huge plant-eating apatosaurus and discusses theories on why it became extinct.