@book{4956,
	author = {Amos, David},
	title = {Competitive Intelligence and Decision Problems /},
	publisher = {ISTE,},
	year = {c 2011},
	address = {London :},
	url = {https://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/9781118586419?download=true}
}