APA
Bharat Heavy Electricals Limited. Non Conventional Energy Sources Department (Hyderabad), . (1987). Systems based on non-conventional energy sources. Hyderabad: BHEL.
Chicago
Bharat Heavy Electricals Limited. Non Conventional Energy Sources Department (Hyderabad), . 1987. Systems based on non-conventional energy sources. Hyderabad: BHEL.
Harvard
Bharat Heavy Electricals Limited. Non Conventional Energy Sources Department (Hyderabad), . (1987). Systems based on non-conventional energy sources. Hyderabad: BHEL.
MLA
Bharat Heavy Electricals Limited. Non Conventional Energy Sources Department (Hyderabad), . Systems based on non-conventional energy sources. Hyderabad: BHEL. 1987.