Kendall, K. E., & Kendall, J. E. (1992). Systems analysis and design (2nd ed., international ed.). Prentice-Hall International.
Lua i Stíl Chicago (17ú heag.)Kendall, Kenneth E., agus Julie E. Kendall. Systems Analysis and Design. 2nd ed., international ed. Englewood Cliffs, N.J.: Prentice-Hall International, 1992.
Lua MLA (8ú heag.)Kendall, Kenneth E., agus Julie E. Kendall. Systems Analysis and Design. 2nd ed., international ed. Prentice-Hall International, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.