Author

M.H. UNSWORTH

Catalogue records by M.H. UNSWORTH in the PakCat Union Catalogue.

2 catalogue records

Catalogue records

EFFECT OF GASEOUS AIR POLLUTION IN AGRICULTURE AND HORTICULTURE M.H. UNSWORTH 1982 EFFECTS OF GASEOUS AIR POLLUTION IN AGRICULTURE AND HORTICULTURE M.H. UNSWORTH 1982