Nagaraja Rao, P. (1972). Mahatma Gandhi; centenary lectures. Guru Gobind Singh Dept. of Religious Studies, Punjabi University.
Chicago-referens (17:e uppl.)Nagaraja Rao, P. Mahatma Gandhi; Centenary Lectures. Patiala: Guru Gobind Singh Dept. of Religious Studies, Punjabi University, 1972.
MLA-referens (8:e uppl.)Nagaraja Rao, P. Mahatma Gandhi; Centenary Lectures. Guru Gobind Singh Dept. of Religious Studies, Punjabi University, 1972.
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