Description
Published:1979-
Ceased in 1993.
Item Description:Title from cover.
Latest issue consulted: 1990.
Previously classed: A 1.34: and A 93.45:
Physical Description:volumes : maps ; 28 cm.
Issued also to depository libraries in microfiche.
Publication Frequency:Annual
ISSN:0747-9492
0731-3217