International Crops Research Institute for the Semi-Arid Tropics, Available Volumes: Vol.8,1976/77 Institute of Rural Management, Available Volumes: Vol.13-14,1981-82 Vasantrao Naik Marathwada Krishi Vidyapeeth, Available Volumes: Vol.8-13,1976-1981 North-Eastern Hill University, Shillong, Available Volumes: Vol.10-14,1978-1982 Punjab Agricultural University, Ludhiana, Available Volumes: Vol.3-14,No.1-7,1971-1982
