APA

Madan Mohan, University of Delhi. Faculty of Science. Department of Botany & University of Delhi. Faculty of Science. Department of Botany. (1975). Effect of extracellular products of blue-green algae (N2-Fixer and non N2 Fixer) on the growth of crop plant (Oryza sativa cv PUSA, 2-21). : .

Chicago

Madan Mohan, University of Delhi. Faculty of Science. Department of Botany and University of Delhi. Faculty of Science. Department of Botany. 1975. Effect of extracellular products of blue-green algae (N2-Fixer and non N2 Fixer) on the growth of crop plant (Oryza sativa cv PUSA, 2-21). : .

Harvard

Madan Mohan, University of Delhi. Faculty of Science. Department of Botany and University of Delhi. Faculty of Science. Department of Botany. (1975). Effect of extracellular products of blue-green algae (N2-Fixer and non N2 Fixer) on the growth of crop plant (Oryza sativa cv PUSA, 2-21). : .

MLA

Madan Mohan, University of Delhi. Faculty of Science. Department of Botany and University of Delhi. Faculty of Science. Department of Botany. Effect of extracellular products of blue-green algae (N2-Fixer and non N2 Fixer) on the growth of crop plant (Oryza sativa cv PUSA, 2-21). : . 1975.