@book{152003,
	author = {American Petroleum Institute, API},
	title = {Recommended practice for occupational safety for onshore oil and gas production operations},
	publisher = {American Petroleum Institute, API},
	year = {2001},
	address = {Washington},
	edition = {1st ed.},
	note = {La biblioteca posee la última edición a junio de 2003. ; Hecha la copia para préstamo.}
}