Rubinstein, M. F., & Firstenberg, I. R. (1995). Patterns of problem solving (2nd ed.). Prentice Hall.
Chicago (17e ed.) BronvermeldingRubinstein, Moshe F., en Iris Rubinstein Firstenberg. Patterns of Problem Solving. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1995.
MLA (9e ed.) BronvermeldingRubinstein, Moshe F., en Iris Rubinstein Firstenberg. Patterns of Problem Solving. 2nd ed. Prentice Hall, 1995.
Let op: Deze citaties zijn niet altijd 100% accuraat.