Singh, A. (1980). Lichenology in Indian subcontinent: 1966 - 1977. Economic Botany Information Service, National Botanical Research Inst.
Chicago Style (17th ed.) CitationSingh, Ajay. Lichenology in Indian Subcontinent: 1966 - 1977. Lucknow: Economic Botany Information Service, National Botanical Research Inst, 1980.
MLA (9th ed.) CitationSingh, Ajay. Lichenology in Indian Subcontinent: 1966 - 1977. Economic Botany Information Service, National Botanical Research Inst, 1980.
Warning: These citations may not always be 100% accurate.