[Simpozionul
By: Coordonator: Ovidiu Badina]
Series: Colectia manifestari stiintifice -- nr. 1; Colectia Manifestări ştiintifice -- nr. 1
Publisher: Central de Cercetari pentru Problemele Tineretului
Published: 1969
Place of publication: Buc̦uresti
Language: rum; fre; eng; rus; ger
Number of pages: 454
Notes: Introduction and table of contents in Romanian, French, English, Russian, and German.