Brown, LeMay, Bursten, Murphy, Woodward, Stolzfus
Chemistry the central science
Fifteenth global edition in SI units
Lightly used: Couple pages have writing on them
Mahir B. Sayir, Jürg Dual, Stephan Kaufmann
Ingenieurmechanik 2 deformierbare Körper
2. Auflage
The first 2 pages have writing on them, the rest is new