Bhusry , Mamta . E - Commerce . [[Book] /] Mamta Bhusry . - 1st ed. - New Dlhi : Firewall media, 2005. - 215 p. : ill ; 24 cm . includes index . All Ages. ISBN: 817008119x Subjects--Topical Terms: Electronic commerce. .Information technology. . Dewey Class. No.: 658.84 National Library of Medicine Call No.: 658.84 / B E