WordNet (r) 3.0 (2006):

book value
    n 1: the value at which an asset is carried on a balance sheet;
         equals cost minus accumulated depreciation

Moby Thesaurus II by Grady Ward, 1.0:

32 Moby Thesaurus words for "book value":
   asking price, bearish prices, bid price, bullish prices,
   call price, closing price, decline, face value, fixed price,
   flash price, flurry, flutter, high, issue par, issue price, low,
   market price, market value, nominal value, offering price,
   opening price, par, par value, parity, price, put price, quotation,
   quoted price, rally, settling price, stated value, swings