Birla Institute of Technology and Science, Pilani, Available Volumes: Vol.6-8,1992-95 University of Hyderabad, Hyderabad, Available Volumes: Vol.7+,1993+ Institute of Rural Management, Available Volumes: Vol.1,No.1-12,1987- Punjab Agricultural University, Ludhiana, Available Volumes: Vol.7-9,1993-1995
