Cita APA (7th ed.)

Shortt, J., & Wilson, T. C. (1979). Problem solving and the computer: A structured concept with PL-I PL-C (2a. ed.). Addison-Wesley.

Cita Chicago (17th ed.)

Shortt, Joseph, i Thomas C. Wilson. Problem Solving and the Computer: A Structured Concept with PL-I PL-C. 2a. ed. Reading: Addison-Wesley, 1979.

Cita MLA (9th ed.)

Shortt, Joseph, i Thomas C. Wilson. Problem Solving and the Computer: A Structured Concept with PL-I PL-C. 2a. ed. Addison-Wesley, 1979.