000 00391nam a2200133Ia 4500
008 130225s9999 xx 000 0 und d
100 _aClement, C.E. and Others
245 _aEffect of milk-plant arrangement and methos of operation on labour requirements
260 _aWashington
_c1929
300 _a1-40 p.
440 _aUnited States Department of A
901 _a28045
942 _cB
_2udc
999 _c5349
_d5349