73783856
Mar 1, 1989
May 14, 1991
PRERECORDED TAPES, PHONOGRAPHIC RECORDS, COMPACT DISCS, FLOPPY DISCS, CASSETTES AND CARTRIDGES RELATING TO SELF-INSTRUCTIONAL TEXTS AND DICTIONARIES AND COMPUTER PROGRAMS FOR LANGUAGE INSTRUCTION AND REFERENCE
Electrical and Scientific ApparatusBOOKS, MANUALS AND WRITTEN INSTRUCTIONAL MATERIALS PERTAINING TO LANGUAGE INSTRUCTION AND REFERENCE
Paper Goods and Printed Matter