Asmakizun jolasak

Article

Author(s):
Elhuyar aldizkaria
Year:
1975
Erakundea(k):
ELHUYAR Txikia (Magazine)
Number:
3
First-page:
55
Last-page:
56
UDC:
37
Knowledge-areas:
Hezkuntza (Eskola), Matematika