APA

Hawryszkiewycz I. T., . (1988). Introduction to systems analysis and design. New York: Prentice Hall.

Chicago

Hawryszkiewycz I T, . 1988. Introduction to systems analysis and design. New York: Prentice Hall.

Harvard

Hawryszkiewycz I. T., . (1988). Introduction to systems analysis and design. New York: Prentice Hall.

MLA

Hawryszkiewycz I T, . Introduction to systems analysis and design. New York: Prentice Hall. 1988.