Yemm, Catherine.
Analysing geographical data / Catherine Yemm. - Oxford : Heinemann library, 2006. - 32 p. : col. ill. ; 27 cm. - Explore geography .
9780431032573
Geographic information systems�--�Juvenile literature.
910 YEM
Analysing geographical data / Catherine Yemm. - Oxford : Heinemann library, 2006. - 32 p. : col. ill. ; 27 cm. - Explore geography .
9780431032573
Geographic information systems�--�Juvenile literature.
910 YEM