APA
Gupta R. G., . (2015). Audio and video systems : principles, maintenance and troubleshooting.-2nd ed. New Delhi: McGraw Hill Education.
Chicago
Gupta R G, . 2015. Audio and video systems : principles, maintenance and troubleshooting.-2nd ed. New Delhi: McGraw Hill Education.
Harvard
Gupta R. G., . (2015). Audio and video systems : principles, maintenance and troubleshooting.-2nd ed. New Delhi: McGraw Hill Education.
MLA
Gupta R G, . Audio and video systems : principles, maintenance and troubleshooting.-2nd ed. New Delhi: McGraw Hill Education. 2015.