Categories

• Physics,History
• English
• Other
• pyschology
• Botany,Zoology
• Political Science
• psycholigy
• Botany
• Philosophy
• Political Science,Zoology

Authors

• kennan, g.f.,kennan, g.f.
• Khandelwal K.A
• Nanda, B.K
• Padhi,B.K
• ,Yeger
• gownikar
• Mahapatra , D
• Singh, chaturvedi & arora
• Zachmann
• Roy , G.S,K.N,Mukhin