APA:Ajay Kumar, Manpreet Kaur, Sumit Sharma, and Rohit Mehra . (Volume-39, Issue- -(Year-2016)). A study of radon concentration in drinking water samples of Amritsar city of Punjab (India).. Retrieved from NO
Chicago:Ajay Kumar, Manpreet Kaur, Sumit Sharma, and Rohit Mehra . "A study of radon concentration in drinking water samples of Amritsar city of Punjab (India)." Example, Volume-39-issue--Year-2016-0972-0464. NO.
