Cita APA (7a ed.)

Ceder, B., & Quashem, M. A. (1998). Study on group sustainability. BRDB Institutional Support Project.

Cita Chicago Style (17a ed.)

Ceder, Bjorn, y M. A. Quashem. Study on Group Sustainability. Dhaka: BRDB Institutional Support Project, 1998.

Cita MLA (8a ed.)

Ceder, Bjorn, y M. A. Quashem. Study on Group Sustainability. BRDB Institutional Support Project, 1998.