00441nam a22001577a 4500 20260730153757.0 260730b |||||||| |||| 00| 0 eng d 000 eng 338.6 CHA/T Chamberlain, Neil W. The Firm : Micro - Economic Planning and Action / by Neil W. Chamberlain New York: McGraw -Hill Book Company, 1962. ix, 428/p.; BK 49773 49773