TY  - BOOK
AU  - Chicorel, Marietta (Ed.) 
TI  - Ulrich's international periodicals directory 
PY  - 1968///
CY  - New York: 
PB  - R. R. Bowker Company, 
KW  - Science
KW  - Directory
N1  - Vol.2 (Arts, humanities, business & social sciences)

ER  -