Նորմալ դիտում MARC դիտում ISBD Դիտում

On the brink of tomorroww : frontiers of science / Prepared by the Special Publications Division, National Geographic Society, Washington, D. C. - Washington : National Geographic Society, 1982. - 200 p. : col. ill. ; 26 cm. - 91(7) (NLA) .

Index p. 197-200.

ISBN: 087044414X 0870444190 (lib. bdg)

Subjects--Topical Terms:
Science

Universal Decimal Class. No.: 91(7) (NLA)