Bone, Emily.

Helicopters / Emily Bone ; designed by Zoe Wray and Steve Wood ; illustrated by Staz Johnson, Giovanni Paulli and Adrian Roots ; edited by Alex Frith. - London : Usborne, c2011. - 80 p. : col. ill. ; 21 cm.

Includes index.

ISBN: 9781409522874 1409522873 9780794529772 0794529771

Nat. Bib. Agency Control No.: 015781181

Subjects--Topical Terms:
Helicopters.

Dewey Class. No.: 629.133