APA استشهاد

Bari, S. (1972). Practical business mathematics. New literature publishing co.

استشهاد بنمط شيكاغو

Bari, S.A. Practical Business Mathematics. Bombay: New literature publishing co, 1972.

MLA استشهاد

Bari, S.A. Practical Business Mathematics. New literature publishing co, 1972.