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Life in the Lab by Koepfer, Helen R., Abramson... ISBN: 9780787262013 List Price: $39.27

Life in the Lab : A Manual for Non-Majors by Koepfer, Helen R. ISBN: 9780840379801 List Price: $16.95

Life in the Lab : A Manual for Non-Majors by Koepfer, Helen R. ISBN: 9780840394071 List Price: $17.95

Life in the Lab A Manual for Nonmajors by Abramson, Donald, Koepfer, ... ISBN: 9780787205997 List Price: $19.95