000 00290nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aNelson (Panl V)
245 0 _aGreen house operation management
260 _b"Prentice Hall, USA"
260 _c1978
365 _b15.95
942 _cBK
999 _c203481
_d203481