Levine, M. (1994). Effective problem solving (2nd edition.). Prentice-Hall of India.
シカゴスタイル引用形Levine, Marvin. Effective Problem Solving. 2nd edition. Englewood Cliffs: Prentice-Hall of India, 1994.
MLA引用形式Levine, Marvin. Effective Problem Solving. 2nd edition. Prentice-Hall of India, 1994.
警告: この引用は必ずしも正確ではありません.