FIRST COMMERCIAL <FCOB.O> TO ACQUIRE CITIZENS BANK First Commercial Bancorp said it will acquire the three-branch Citizens Bank of Roseville in a stock swap. The value of the agreement will be based on Citizens' adjusted book value at year end and the trading price of First Commercial's stock. Citizens' book value was about 1.9 mln dlrs at the end of the third quarter, according to the bank's counsel, Guy Gibson. Under the agreement, Citizens shareholders could also trade their stock for a five-year debenture issued by First Commercial. Terms of the debenture have not been established.