TY - BOOK AU - Seymour Lipschutz AU - Marc Lars Lipson TI - 2000 Solved Problems in Discrete Mathematics: Schaum's Solved Problems Series SN - 9780071810968 U1 - 510.76 LIP-T R PY - 1992/// PB - McGraw Hill Professional KW - Discrete Mathematics Seymour Lipschuta PLANAR GRAPHS AND TREES ER -