Dubey, R. (1993). A Textbook of biotechnology (4thed.). S. Chand.
Cita Chicago (17th ed.)Dubey, R.C. A Textbook of Biotechnology. 4thed. New Delhi: S. Chand, 1993.
Cita MLA (9th ed.)Dubey, R.C. A Textbook of Biotechnology. 4thed. S. Chand, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.