TY  - BOOK
AU  - UNITED NATIONS (Statistical office ), and others .
ED  - UNITED NATIONS (Statistical office ), and others .
TI  - Directions of imformational trade :  monthly April 1959.   
U1  - X:54.1.N59s, J9 
PY  - 1959///
CY  - New York
PB  - United Nations        
N1  - Statistical papers series T
ER  -