APA

Leslie R. E., . (1986). Systems analysis and design. Englewood Cliffs, N.J. [u.a.]: Prentice-Hall.

Chicago

Leslie Robert E, . 1986. Systems analysis and design. Englewood Cliffs, N.J. [u.a.]: Prentice-Hall.

Harvard

Leslie R. E., . (1986). Systems analysis and design. Englewood Cliffs, N.J. [u.a.]: Prentice-Hall.

MLA

Leslie Robert E, . Systems analysis and design. Englewood Cliffs, N.J. [u.a.]: Prentice-Hall. 1986.