01070nam 2200385 450 991058668600332120221019105010.01-83880-791-8(CKB)4950000000721665(NjHacI)994950000000721665(EXLCZ)99495000000072166520221019d2021 uy 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierE-services /edited by Sam GoundarLondon, England :IntechOpen,[2021]©20211 online resource (196 pages) illustrations1-78985-508-X Includes bibliographical references.Electronic commerceDigital communicationsElectronic commerce.Digital communications.658.872Goundar SamNjHacINjHaclBOOK9910586686003321E-Services2822942UNINA