PERIWINKLE. (2024). KEY TO PERIWINKLE HINDI PUSHPAMALA BOOK -4 (2024-2025). PERIWINKLE.
Chicago Style aipamenaPERIWINKLE. KEY TO PERIWINKLE HINDI PUSHPAMALA BOOK -4 (2024-2025). MUMBAI: PERIWINKLE, 2024.
MLA aipamenaPERIWINKLE. KEY TO PERIWINKLE HINDI PUSHPAMALA BOOK -4 (2024-2025). PERIWINKLE, 2024.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.