000
00323nam a2200133Ia 4500
008
230108s9999 xx 000 0 und d
100
_a
"Obeng LE, Ed."
245
0
_a
Man-Made Lakes
260
_b
Council for Scientific & Industrial Research
260
_c
1969
365
_b
0.00
650
_a
Engineering
942
_c
BK
999
_c
249433
_d
249433