Cita APA (7th ed.)

Hasan, M. A. Biodiversity and Conservation. Hasan Book House.

Cita Chicago (17th ed.)

Hasan, Mohammad Abul. Biodiversity and Conservation. Dhaka: Hasan Book House.

Cita MLA (9th ed.)

Hasan, Mohammad Abul. Biodiversity and Conservation. Hasan Book House.