Gopal Rao, D. (1974). Population education: A guide to curriculum and teacher education ([1st ed.].). Sterling Publishers.
Chicago-viite (17. p.)Gopal Rao, D. Population Education: A Guide to Curriculum and Teacher Education. [1st ed.]. New Delhi: Sterling Publishers, 1974.
MLA-viite (9. p.)Gopal Rao, D. Population Education: A Guide to Curriculum and Teacher Education. [1st ed.]. Sterling Publishers, 1974.
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