APA
Sharma H., Chawla A., . (1977). Manual On Ground Water And Tubewells : Technical Report No.1. : Central Board Of Irrigation & Power New Delhi.
Chicago
Sharma HD, Chawla AS, . 1977. Manual On Ground Water And Tubewells : Technical Report No.1. : Central Board Of Irrigation & Power New Delhi.
Harvard
Sharma H., Chawla A., . (1977). Manual On Ground Water And Tubewells : Technical Report No.1. : Central Board Of Irrigation & Power New Delhi.
MLA
Sharma HD, Chawla AS, . Manual On Ground Water And Tubewells : Technical Report No.1. : Central Board Of Irrigation & Power New Delhi. 1977.