Spinosaurus Vs. Giganotosaurus
Battle of the GiantsBook - 2010
"Describes the features of Spinosaurus and Giganotosaurus, and how they may have battled each other in prehistoric times"--Provided by publisher.
Publisher: Mankato, Minn. : Capstone Press, c2010
Characteristics: 32 p. : ill. (some col.) ; 24 cm