1
Corporate Authors:
Group Author:
Published: Hemisphere Pub. Corp.,
Publication Dates: c1982.
Call Number: TK124-53/S989/1980/
; ;
Group Author:
Published: Hemisphere Pub. Corp.,
Publication Dates: c1982.
Call Number: TK124-53/S989/1980/
2
Corporate Authors:
Group Author:
Published: Hemisphere Pub. Corp.,
Publication Dates: c1978.
Call Number: TM621.4-53/I61/1976/
Group Author:
Published: Hemisphere Pub. Corp.,
Publication Dates: c1978.
Call Number: TM621.4-53/I61/1976/
3
Main Authors:
Group Author: ; ;
Published: Unesco Press,
Publication Dates: 1975.
Call Number: O551.3/U6E/
Group Author: ; ;
Published: Unesco Press,
Publication Dates: 1975.
Call Number: O551.3/U6E/