Gopal Rao, D. (1974). Population education: Guide to curriculum and teacher education. Sterling Publishers.
Παραπομπή Chicago StyleGopal Rao, D. Population Education: Guide to Curriculum and Teacher Education. New Delhi: Sterling Publishers, 1974.
Παραπομπή MLAGopal Rao, D. Population Education: Guide to Curriculum and Teacher Education. Sterling Publishers, 1974.
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