Working with non-metals in the plant: industrial chemicals

Working with non-metals in the plant: industrial chemicals - Telemedia Inc., 1992. - 1 VCD: sd., col.; 4 3/4 in. - 17 mins.



VCD W67 I53c 1992
© 2021 Curriculum and Training Aids Development Division |Asian Technical Vocational Education Resources Center

Powered by Koha