Singhal, A., & Singhal, S. (2015). How to Memorize Anything: The Ultimate Handbook to Explore and Improve Your Memory. Random House India.
Citazione stile Chigago Style (17a edizione)Singhal, Aditi, e Sudhir Singhal. How to Memorize Anything: The Ultimate Handbook to Explore and Improve Your Memory. Gurugram: Random House India, 2015.
Citatione MLA (9a ed.)Singhal, Aditi, e Sudhir Singhal. How to Memorize Anything: The Ultimate Handbook to Explore and Improve Your Memory. Random House India, 2015.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.