Cita APA (7a ed.)

Yourdon, E. (1989). Structured walkthroughs (4th ed.). Yourdon.

Cita Chicago Style (17a ed.)

Yourdon, Edward. Structured Walkthroughs. 4th ed. Englewood Cliffs, New Jersey: Yourdon, 1989.

Cita MLA (9a ed.)

Yourdon, Edward. Structured Walkthroughs. 4th ed. Yourdon, 1989.