Aggarwal, I. Optical Sensors for Environmental and Chemical Process Monitoring. SPIE Digital Library.
Citazione stile Chigago Style (17a edizione)Aggarwal, Ishwar. Optical Sensors for Environmental and Chemical Process Monitoring. SPIE Digital Library.
Citatione MLA (9a ed.)Aggarwal, Ishwar. Optical Sensors for Environmental and Chemical Process Monitoring. SPIE Digital Library.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.