শেষ চিঠির উত্তর (Shesh Chithir Uttor)
INDIAN PATENT ACT AND ITS AMENDMENTS, PATENT PROCESS AND ITS FORMS
Electronic Experiment for Kids
Understanding Arbitration and Conciliation
Quantitative Aptitude, Volume I
Quantitative Aptitude, Volume II
Few Familiar Facts and Fascinations
The Cry of a Gloomy Pond and other poems