Cita APA (7a ed.)

(1971). The Bangladesh observer. Al Helal Print. and Pub. Co. Ltd..

Cita Chicago Style (17a ed.)

The Bangladesh Observer. Dacca, Bangladesh: Al Helal Print. and Pub. Co. Ltd., 1971.

Cita MLA (8a ed.)

The Bangladesh Observer. Al Helal Print. and Pub. Co. Ltd., 1971.