@book{ BA4759155X, author = "Montgomery, David Bruce and Yip, George S. and Villalonga, Belen and Marketing Science Institute", title = "Demand for and use of global account management", publisher = "Marketing Science Institute", year = "1999", series = "Report / Marketing Science Institute", number = "no. 99-115", URL = "http://ci.nii.ac.jp/ncid/BA4759155X" }