@book{16388,
	author = {Pettijohn, F.J. and Potter, Paul Edwin},
	title = {Atlas and glossary of primary sedimentary structures.},
	publisher = {Springer_Verlag,},
	year = {1964.},
	address = {Berlin :},
	note = {ING.7064 Ej.1 en Sala de Geociencias.}
}