@book{134637,
	author = {Institut Canadien des Produits Pétroliers},
	title = {Working alone safely},
	publisher = {Institut Canadien des Produits Pétroliers},
	year = {2001},
	address = {Ottawa},
	note = {Navegadores de Internet ; Adobe Acrobat (PDF)},
	url = {http://www.cppi.ca/publ/working_alone_safely.pdf}
}