@inbook {24452,
	title = {Factors Influencing the Implementation of Environmental Management Systems, Practices and Performance},
	booktitle = {Strategic Sustainability: the State of the Art in Corporate Environmental Management Systems},
	year = {2007},
	pages = {190-204},
	publisher = {Greenleaf},
	organization = {Greenleaf},
	address = {Sheffield, UK},
	author = {Weber, Olaf},
	editor = {Sroufe, R. and Sarkis, J.}
}
