000
00265nam a2200121Ia 4500
008
180721s9999 xx 000 0 und d
100
_a
"George, A"
245
0
_a
Principles of Crop Production
260
_b
PHI
260
_c
2011
365
_b
650
942
_c
BK
999
_c
133591
_d
133591