Classificação da Biblioteca do Congresso dos EUA (LCC)PK1651-1799
⮑ PK1-9601. Indo-Iranian philology and literature
⮑ PK101-2899. Indo-Aryan languages
⮑ PK1501-2899. Modern Indo-Aryan languages
⮑ PK1550-2899. Particular languages and dialects
⮑ PK1651-1799. Bengali