Salkar, K. (1981). Population education for developing countries. Sterling.
Citazione stile Chigago Style (17a edizione)Salkar, K. Population Education for Developing Countries. New Delhi: Sterling, 1981.
Citatione MLA (9a ed.)Salkar, K. Population Education for Developing Countries. Sterling, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.