Dr. Rajendra Prasad Central Agricultural University, Pusa Search for 'au:"Harishankar"'

Vaigyanik Ek Samajshastri Adhyan

By Trivedi, Harishankar. New Delhi Mittal Publications 1991 . 190 8170993008

By Sinha, Harishankar Prasad. Patna Bihar Hindi Granth Academy 1983 . 288

By Prasad, Pradhan Harishankar.. .- Patna : Shodh Madhyam Prakashan 1997 . v,87p.

By Sinha, Harishankar Prasad. Patna: Bihar Hindi Granth Academy, 1983 . 285 p.

By Harishankar. .- Pusa, Samastipur : RAU 2013 . 84p.