- 2nd ed. - The Hague : International Federation for Documentation, 1969. - 2 vol. (FID publication ; 455).

CONTENTS: vol.1 -Science, technology, medicine, agriculture. - vol.2 - social sciences, humanities. Alphabetical lists of subjects in English, French, Russian and Spanish.


Abstracting and indexing services.

Ref z 695 / .93 155 1969