Salkar, K. (1981). Population education for developing countries. Sterling.
Cita Chicago (17th ed.)Salkar, K. Population Education for Developing Countries. New Delhi: Sterling, 1981.
Cita MLA (9th ed.)Salkar, K. Population Education for Developing Countries. Sterling, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.