APA (7e ed.) Bronvermelding

Hawryszkiewycz, I. T. (1991). Introduction to systems analysis and design (2nd ed.). Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Hawryszkiewycz, I. T. Introduction to Systems Analysis and Design. 2nd ed. New York: Prentice-Hall, 1991.

MLA (9e ed.) Bronvermelding

Hawryszkiewycz, I. T. Introduction to Systems Analysis and Design. 2nd ed. Prentice-Hall, 1991.