@book{5082,
	author = {Organización de Cooperación y Desarrollo Económico},
	title = {Research and Development Statistics: R-D personnel by sector of employment and occupation (1963-1980) (Edition 1981/1)},
	publisher = {OECD Publishing.},
	address = {Paris :},
	url = {https://doi.org/10.1787/e70a5ac0-en},
}