TY - BOOK AU - Priezkalns,Eric AU - Leshem,David TI - Revenue assurance: expert opinions for communications providers SN - 9781439851500 (hbk. : alk. paper) AV - HE7661.P75 2011 PY - 2011/// CY - Boca Raton, FL PB - Auerbach Publications KW - Telecommunication KW - Management KW - Revenue management ER -