MEENU (ED.). अनुसंधान पद्धति, सिद्धांत और तकनीक. [s.l.] : Shodh Sagar International Publications,2021. DOI: 10.36676/978-81-976962-1-3. Disponível em: https://books.shodhsagar.org/index.php/books/catalog/book/60.. Acesso em: 29 apr. 2025.