@book{1259,
	author = {Northrop, Robert B.},
	title = {Analysis and Application of Analog Electronic Circuits to Biomedical Instrumentation },
	publisher = {CRC Press,},
	year = {2004.},
	address = {Boca Raton :},
	url = {http://engineeranddoctor.weebly.com/uploads/2/1/2/7/21272264/analysis_and_application_of_analog_electronic_circuits_to_biomedical_instrumentation_-_northrop.pdf}
}