Author:
Walker, Sally M.
Imprint:Minneapolis : Lerner Publications, c2007.
Physical Description48 p. : col. ill. ; 23 cm.
Note:What is a rock? -- Igneous rocks -- Sedimentary rocks -- Metamorphic rocks -- The rock cycle.
Electronic Resource:Electronic version:
http://www.loc.gov/catdir/toc/ecip063/2005032220.html -- Materials specified: Table of contents only