Rich, B. (1960). Schaum's principles and problems of elementary algebra: Including 2700 solved problems, 3300 supplementary problems. Schaum.
Chicago-Zitierstil (17. Ausg.)Rich, Barnett. Schaum's Principles and Problems of Elementary Algebra: Including 2700 Solved Problems, 3300 Supplementary Problems. New York: Schaum, 1960.
MLA-Zitierstil (9. Ausg.)Rich, Barnett. Schaum's Principles and Problems of Elementary Algebra: Including 2700 Solved Problems, 3300 Supplementary Problems. Schaum, 1960.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.