Safalta Ki Vaigyanik Taknik (?????? ????????? ????) (Oriya Edition)

Biswaroop Roy Chowdhury is the holder of 2 Guinness World Records (memory and push-ups), author of 25 books on mind and memory, holds World Wide Patent for his inventions - Memory Lab, Mnemonic Pen, Happiness Machine & Animated Cosmic Energy Card (ACEC) and his name is mentioned in Oxford University's official website for his contribution in the field of memory training. He is the chief editor of India Book Of Records.

• | Author: Dr Biswaroop Roy Chowdhury
• | Publisher: Diamond Books
• | Publication Date: May 02, 2022
• | Number of Pages: 138 pages
• | Language: Oriya
• | Binding: Paperback
• | ISBN-10: 9350832739
• | ISBN-13: 9789350832738