Categories

• Others,English
• Botany,Zoology
• Chemistry
• Others,Physics
• English
• Botany,Physics
• zoolozy
• Botany
• Others,Chemistry
• Economics,History

Authors

• Potten , Gold Beng,Yamane, Taro
• readers. Digest
• M C William , Piotronski
• j.r.,brown
• Bimal
• Nanda, b.d.,Nanda, b.d.
• Tingali , Jawahar
• Das Nansingh,Pattnaik, J.N
• a. and praharaj
• Padhi R.K.