Categories

• Others,Chemistry
• geography
• Computer Science
• Education
• Botany,Physics
• Political Science,History
• Environmental Studies
• History
• Economics,History
• Botany

Authors

• Jain S.K.
• N.C,Pattanaik,Other,Krishna
• Jeff
• Singh, D.B
• Meher Gangadhar,Rout B.C
• Sharma & Sharma.
• crowther
• Senapati S.M,N,Sanasyi
• bhamrah h.s.
• Lahiri