New horizons of human knowledge Subrahmanyan Chandrasekhar. . . [et al. ]; edited by Colette M. Kinnon. - Paris UNESCO Press 1981 - 98 p.: ill.; 24 cm. - (A Series of public talks on science for tomorrow). . ISBN: 9231019031 Subjects--Topical Terms: Science and Technology Discoveries in Science. Dewey Class. No.: 509 / N48N