@book{93,
	author = {Hedelin, Pascale and Hedelin, Pascale; Richard, Laurent},
	title = {Earth and Sky: A Lift-the-Flap Guide to Our World and Solar System (Lift the Flap and Learn)},
	publisher = {Owlkids},
	year = {2009},
	edition = {Ltf Spi}
}