The Encyclopedia of natural calamities :
Allaby, Michael.
The Encyclopedia of natural calamities : Tornadoes / Michael Allaby; illustrations by Richard Garratt, - New Delhi : Viva Books, c2006. - xiii, 194 p. : ill. ; 24 cm. - Viva-Facts on File science library. .
Includes bibliographical references and index.
8130900335 (set)
Tornadoes-Encyclopedia.
551.55303
The Encyclopedia of natural calamities : Tornadoes / Michael Allaby; illustrations by Richard Garratt, - New Delhi : Viva Books, c2006. - xiii, 194 p. : ill. ; 24 cm. - Viva-Facts on File science library. .
Includes bibliographical references and index.
8130900335 (set)
Tornadoes-Encyclopedia.
551.55303