TY - BOOK AU - Gilbert, George Thomas AU - Krusemeyer, Mark AU - Larson, Loren C. TI - The wohascum county problem book PB - Mathematical Association of America PY - 1993 T2 - The Dolciani mathematical expositions VL - no. 14 EP - ix, 233 p. UR - https://ci.nii.ac.jp/ncid/BA23820211 SN - 0883853167 ER -