History 180 Philosophy 154 India 125 Gandhiana 120 Gandhi, Mahatma-Biography 105 Philosophy Gandhi 105 Collected Works Mahatma Gandhi 89 Biography 78 History and criticism 60 English literature 58 Economics 53 Cell division 51 Literature 51 Biochemistry 46 English: Gandhism 45 Biography/Autobiography 44 Genetics 44 Biotechnology 43 Dissertations, Academic (Ph.D) 42 Sociology 40 Noise pollution 37 Religion 37 Women 37 Management 36 Education 35 English fiction 34 Microbiology 34 Novel 34 Molecular Biology and Molecular Genetics, (Discontinued March 2000, Reinstated and Revised June 2002) 33 Plant Biotechnology 31