Frisk, Peter D creator Gustafson, David R Hughes, Jeffrey D text Belmont Belmont Cengage Learning 2010 Brookes/Cole 2010 10th ed. monographic xv, 752p. (various pagings): ill. by David R. Gustafson (and others) TEXTBOOKS ALGEBRAS, LINEAR OPERATIONS RESEARCH--MATHEMATICS QA 154.2 Gus 9781439046579 130404