LEADER 00000nam 2200205 a 4500
001 0839886
003 UkHlHU
007 t
008 002110 8 1988 000 eng
040 UkHlHU
050 4 T/H 1988 Ph.D. S1
100 1 Salem, El-Mahdy Mahmoud,|eauthor.
245 14 The relation between the use of molecular models, the
development of spatial orientation ability and cognitive
attainment in organic chemistry at Egyptian secondary
schools /|cEl-Mahdy Mahmoud Salem.
260 |c1988.
300 412 leaves.
440 0 University of Hull.|pTheses.|pEducation
500 Only one copy of this thesis.
710 2 University of Hull.
936 Digitised
