000 00303 am a2200121 a 4500
100 1 _aMortensen, M.
245 1 _aCreamery bookkeeping
260 _aAmes
_c1911
300 _a1-20 p.
942 _2udc
_cB
440 _aBookkeeping Iowa Agricultural Experiment Station. Circular No. 68
901 _aS51707
999 _c109368
_d109368