Cita APA

Levine, M. (1994). Effective problem solving (2nd ed.). Prentice Hall.

Citación estilo Chicago

Levine, Marvin. Effective Problem Solving. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1994.

Cita MLA

Levine, Marvin. Effective Problem Solving. 2nd ed. Prentice Hall, 1994.

Warning: These citations may not always be 100% accurate.