@book{7812,
	author = {Chevallard, Yves},
	title = {La transposición didáctica :},
	publisher = {Aique,},
	year = {2009.},
	address = {Buenos Aires :},
	edition = {3° ed.},
	url = {https://drive.google.com/file/d/1C-_kzWrBzyEVI0fZ7q2caeZk46CsM5lP/view?usp=sharing}
}