Youth institutions and services present state and development text bibliography fr Paris New York Unesco distributed by Unipub] c1977 1977 monographic eng
print
51 p. : Ill, ; 27 cm. UNESCO. Includes bibliographical references. Education Educational planning Youth Services for 370 UNY 1977 new ser., no. 23 Educational studies and documents. new ser. ; 23 923101398X DLC 780426 20211209050952.0 26080 eng